Staying focused shouldn’t be this hard

Increase focus throughout your day—with the most reliable cold plunge on the planet.

Start Your Reset
5 year warranty
5 year warranty
Trusted by leading scientists
Trusted by leading scientists
Backed by research
Backed by research
THE COLD STOIC 3.0

Engineered for peak recovery

Meet the Renu Cold Stoic 3.0, engineered for peak recovery, built for durability and designed to elevate your cold therapy routine to its highest level yet.

SHOP COLD STOIC 3.0
Engineered for peak recovery
SHOP COLD STOIC 3.0

Cold therapy is shown to increase focus and alertness

Up to

250%

Increase in dopamine response*
Study details

*Cold exposure has been shown to increase dopamine and norepinephrine—helping support focus, energy, and a more alert, stable state.

Precision Cold. Elevated Recovery.

PERFORMANCE

Serious performance. Built to endure.

Year-round hot and cold therapy (37°F–104°F) with efficient performance, thick insulation, and a precision 0.5 HP chiller.

EFFORTLESS CARE

Cleaner water. Less effort.

Dual-stage filtration and integrated ozone purification keep water clean and manageable with minimal chemical use.

TECHNOLOGY

Smart control. Anywhere.

The Cold Stoic 3.0 connects via Wi-Fi and gives you full control through the touchscreen or mobile app.

DESIGN

Minimal upkeep. Maximum presence.

Natural wood or composite breath decks with 36 finishes, designed to elevate your space.

The most reliable cold tank on the planet

Explore models

Cold Stoic 3.0
Caret
Meterous Black / California Redwood

Tank colors

Deck colors
Temperature 37°F – 104°F
Chiller Performance 0.5 HP
Filtration System Dual-stage + Ozone
Control Touchscreen + App
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Vero Meterous Black / Cappuccino

Tank colors

Deck colors
Temperature 37°F – 100°F
Chiller Performance 0.8 HP
Filtration System XL filter + Ozone
Control Touchscreen + App
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Meterous Black / Composite Antique Mahogany

Tank colors

Deck colors
Temperature 37°F – 104°F
Chiller Performance 0.5 HP
Filtration System Dual-stage + Ozone
Control Touchscreen + App
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Meterous Black / California Redwood

Tank colors

Deck colors
Temperature 39°F (Cold Only)
Chiller Performance 0.25 HP
Filtration System Standard + Ozone
Control Built-in Controls
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Black / California Redwood

Tank colors

Deck colors
Temperature 37°F (Cold Only)
Chiller Performance 0.8 HP
Filtration System XL filter + Ozone
Control Built-in Controls
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RENU vs OTHERS

SEE HOW WE
STACK UP

Renu

Renu

Built to last with minimal maintenance, we stand behind it.

Warranty
5 years
Filtration
2x Filtration + ozone
Customization
36+ colors
Made in
California
Materials
Wood + engineered polymer
Customer support
Responsive, human support
Others

Others

Low-quality imports with poor durability and support.

Warranty
Limited
Filtration
Basic
Customization
Limited
Made in
Overseas
Materials
Acrylic
Customer support
Not always responsive
Shop Cold Stoic 3.0
5-STAR REVIEWS

15,000+ TRUSTED CUSTOMERS

 Isaiah Mustafa

Cold Stoic 3.0

Love my Cold Stoic
 Isaiah Mustafa
LEWIS HOWES

Cold Stoic 3.0

Easy and convenient
LEWIS HOWES
Stephen Amell

Cold Stoic 3.0

Super reliable
Stephen Amell
5-STAR REVIEWS

15,000+ TRUSTED CUSTOMERS

 Isaiah Mustafa

Cold Stoic 3.0

Love my Cold Stoic
 Isaiah Mustafa
LEWIS HOWES

Cold Stoic 3.0

Easy and convenient
LEWIS HOWES
Stephen Amell

Cold Stoic 3.0

Super reliable
Stephen Amell
Questions?

Talk with an expert

Learn about options and see how we can help with your decision.

Get in touch

Find your cold plunge

Meterous Black / California Redwood
Cold Stoic 3.0

The Cold Stoic 3.0 is our latest flagship product for the ultimate cold plunging experience. With a bevy of advanced features and upgrades, this product sets a new standard for performance, convenience, and durability in cold/hot water exposure. New Features & Upgrades Dual Temperature Cold/Hot Water Control: Our custom high-efficiency systems can cool down to 37F or heat up to 104F.  Intuitive Touch Screen Interface: Customize your experience with user-friendly controls. Wifi Remote App Functionality: Manage your settings from anywhere with our app. Advanced Dual-Stage Filtration System: Enjoy cleaner, longer-lasting water with our two-tiered filtration. A quick-swap external filter traps large debris, while a high-capacity internal filter captures finer particles for maximum cleanliness and minimal maintenance. Maintenance-Free Composite Wood Breath Deck Options: Four new options that have the aesthetic of natural wood without the upkeep. Upgraded Programmable Lighting: Enhance your immersion with ambient lighting. Change the colors based on your mood. Details Designed and Assembled in Southern California. 5-Year Limited Warranty More questions? Visit the FAQs (Optional) Insulated All-Weather Protective Spa Cover with Child Safety Locks Included Cold Stoic 3.0 Tub Matching Step Stool Integrated Wifi-Controlled Chiller & Heater with Advanced Filtration and Ozone Purification System 1 x Re-Usable Primary Filter 2 x XL Secondary Filters Payments We have 2 payment over time options: Shop Pay Installments and Bread Pay. To use Shop Pay Installments, just use your Shopify Login upon checkout and select the Shop Pay Installments payment option. To use Bread Pay, you must logout of your shopify account and checkout as a guest, then select the Bread Pay payment option. If you finance your purchase with Shop Pay Installments (Affirm), your first payment is due approximately two weeks after your purchase is finalized. Please note that due to extended delivery times, your loan payment(s) may be due before you receive your purchase. Shipping Free curbside delivery is included for all purchases within the contiguous US. Our "Free curbside delivery" includes curbside dropoff at your order shipping address. It will be your responsibility to move the tub off the pallet and to your desired location (note: the weight of the tub is 350 pounds). For International Shipping, please contact us for more information. Warranty Click here for our warranty. Downloads Cold Stoic 3.0 Technical Specification Cut Sheet Cold Stoic 3.0 User Manual Cold Exposure Beginners Guide

$11,399.00
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Vero Meterous Black / Cappuccino
Vero

The Vero Cold tub combines a compact, upright form with design-forward engineering, an ultra-quiet, high-performance chiller, fully insulated plunge and lid, and easy-to-maintain water care—beautifully crafted to elevate any space.

$7,200.00
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Meterous Black / Composite Antique Mahogany
Aurelius

Discover the ultimate in cold water immersion with the Aurelius Laydown Cold Plunge Tub – designed for those who crave more space or simply prefer to stretch out while plunging. Built with our latest innovations and ergonomics, this large-capacity plunge makes hydrotherapy effortless and comfortable. Inspired by the wisdom of Stoic philosopher Marcus Aurelius, this plus-sized cold plunge is suitable for individuals of all fitness levels. Dual Temperature Control: Our advanced system cools down to 37°F or heats up to 104°F, for both cold and hot immersion options. Smart Controls: Control and schedule your plunge effortlessly with the on-plunge LCD touchscreen or remotely via our WiFi-enabled app. Spacious, Full-Length Design: Enjoy the freedom to recline fully. Footholds provide stability. Easier, Dual Entry Points: Step into the plunge directly over the lowered entry point or enter/exit via the full-length breath deck. Maintenance-Free Composite Wood Breath Deck: Available in 4 stylish finishes, the composite wood deck offers a natural look without the maintenance. Premium Insulation System: Built like a high-end cooler, the plunge ensures consistent temperature control and energy efficiency. Durable Exterior: Engineered to endure harsh environments, the plunge’s UV-protected exterior is designed for lasting performance both indoors and outdoors. Advanced Filtration System: Our dual-stage filtration ensures crystal-clear water. A reusable in-tub filter works together with a second XL 50-micron filter in the mechanics bay. Our ultraviolet ozone generator effectively eliminates bacteria, viruses, and metals. Programmable Ambient Lighting: Elevate your cold plunge experience with customizable lighting that adapts to your mood, enhancing the ambiance of your session. Insulated Protective Cover (Child Safety Locks Included): Secure your plunge with our best-selling accessory, a $600 value, offering added insulation and safety for peace of mind. The Aurelius Laydown Cold Plunge Tub merges the art of cold immersion with state-of-the-art technology, providing a serene, luxurious experience for anyone, anywhere. Details Designed and Assembled in Southern California. 5-Year Limited Warranty More questions? Visit the FAQs Includes: The Aurelius Laydown Cold Plunge Tub (Large Size) Integrated Wifi-Controlled Chiller & Heater with Advanced Filtration and Ozone Purification System Insulated All-Weather Protective Spa Cover with Child Safety Locks 1 x Re-Usable Primary Filter 2 x XL Secondary Filters Shipping Free curbside delivery is included for all purchases within the contiguous US. Our "Free curbside delivery" includes curbside drop-off at your order shipping address. It will be your responsibility to move the plunge off the pallet and to your desired location (note: the weight of the plunge is 350 pounds). For International Shipping, please contact us for more information. Warranty Click here for our warranty. Downloads Aurelius Full User Manual Aurelius Quick Start Guide Aurelius Technical Specification Cut Sheet Cold Exposure Beginners Guide

$9,999.00
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Black / California Redwood
Siberian Pro

Siberian Pro Cold Plunge™ Tub is our larger model, perfect for individuals up to 6'10" and 350 lbs or anyone who desires extra space for their plunging experience. Made with weather-treated wood panels, it’s built to withstand the elements, suitable for indoor or outdoor use. Enhanced Temperature Control: Efficiently cools to 37°F with a built-in control panel for precise adjustments. Spacious Design: Provides generous room for comfort, accommodating users of all sizes. Advanced Filtration System: Includes an ozone purification system to keep water clean with minimal effort. Optional Ambient Lighting: Enhance your cold plunge experience by adding ambient lighting to set the perfect mood for relaxation and rejuvenation. Details Designed and Assembled in Southern California. 1-Year Limited Warranty More questions? Visit the FAQs Included Siberian Pro Plunge Tub Integrated Chiller with Advanced Filtration and Ozone Purification System Matching Step Stool Vinyl Lid Payments We have 2 payment over time options: Shop Pay Installments and Bread Pay. To use Shop Pay Installments, just use your Shopify Login upon checkout and select the Shop Pay Installments payment option. To use Bread Pay, you must logout of your shopify account and checkout as a guest, then select the Bread Pay payment option. If you finance your purchase with Show Pay Installments (Affirm), your first payment is due approximately two weeks after your purchase is finalized. Please note that due to extended delivery times, your loan payment(s) may be due before you receive your purchase. Shipping Free curbside delivery is included for all purchases within the contiguous US. Our "Free curbside delivery" includes curb-side drop-off at your address on file. It will be your responsibility to move the plunge off the pallet and to your desired location (weight of plunge is approx 650 pounds). For International Shipping, shipping rates vary based on country. Please contact us for more information. Warranty 1 Year Body & Parts 1 Year Chiller & Mechanical Warranty Click here for our warranty. Downloads Siberian Pro Technical Specification Cut Sheet Cold Exposure Beginners Guide Siberian Pro User Manual

$14,099.00
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Meterous Black / California Redwood
Cold Stoic 2.0

Cold Stoic® 2.0 Cold Plunge Tub has cold and clean technology that will encourage you to add cold water immersion to your daily routine. It features upgrades that improve performance, aesthetics, and durability: Upgraded Insulation with Contoured Panels provides a “Super Insulated” cold tub. Improved performance and energy efficiency over the original Cold Stoic Classic. Super-Tough Exterior is designed to withstand harsh weather and is UV protected. Cold Stoic® 2.0  can live outdoors or indoors, and its modern aesthetics will elevate any environment. Ultra-Efficient, Integrated Chiller can be set to chill the water temperature down to as low as 39F. A programmable thermostat allows you to control the temperature.  Advanced Filtration and Ozone Purification System automatically helps keep the water clean. Upgraded Programmable Lighting: Enhance your immersion with ambient lighting. Change the colors based on your mood. Are you upgrading from an ice bath that you have to refill manually every day?  Cold Stoic 2.0 is the perfect upgrade! Details Designed and Assembled in Southern California. 5-Year Limited Warranty NOT recommended for commercial or high-traffic use. We recommend Cold Stoic 3.0, Aurelius or Siberian Pro for these purposes. More questions? Visit the FAQs Included Cold Stoic 2.0 Plunge Tub Integrated Chiller with Advanced Filtration and Ozone Purification System Matching Step Stool Protective Lid Payments We have 2 payment over time options: Shop Pay Installments and Bread Pay. To use Shop Pay Installments, just use your Shopify Login upon checkout and select the Shop Pay Installments payment option. To use Bread Pay, you must log out of your Shopify account and check out as a guest, then select the Bread Pay payment option. If you finance your purchase with Show Pay Installments (Affirm), your first payment is due approximately two weeks after your purchase is finalized. Please note that due to extended delivery times, your loan payment(s) may be due before you receive your purchase. Shipping Free curbside delivery is included for all purchases within the contiguous US. Our "Free curbside delivery" includes curbside drop-off at your order shipping address. It will be your responsibility to move the plunge off the pallet and to your desired location (note: the weight of the plunge is 350 pounds). For International Shipping, please contact us for more information. Warranty Click here for our warranty. Downloads Cold Stoic 2.0 Technical Specification Cut Sheet Cold Stoic 2.0 Quick Start Guide Cold Exposure Beginners Guide

$9,499.00
Shop Now