Lena Series

€908,95 EUR

A space-saving inflatable cold plunge in a refined barrel shape. Durable, portable, and designed for effortless daily cold therapy — at home or outdoors.

Generation: Gen 2

Gen 2 Gen 3

Size: One size

One size

GEN 2 vs. GEN 3: What's the difference?

Gen 2
The classic vertical plunge. Features a 90cm depth for maximum upright immersion with a compact footprint. Ideal for tight spaces and deep soaking.

Gen 3
Re-engineered for accessibility and performance. Features a new 75cm "Easy-Entry" height—maintaining full immersion while making access effortless. Includes the reinforced heavy-duty shell, "Smart-Flow" circulation, and storm-ready straps.

Quantity:

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Tundra Ice Bath Lena Series

€908,95 EUR

LENA Series

Meet the LENA Gen 3: Upgraded for Durability and Ease

Building on the success of the LENA Gen 2, the new LENA Gen 3 offers a robust upgrade to your recovery routine.

Optimized Accessibility: We listened to your feedback. The LENA Gen 3 features a reduced height compared to the LENA Gen 2, allowing for effortless entry and exit without compromising on capacity.

Reinforced Durability: Enjoy the same lightweight portability, now fortified with heavy-duty materials for increased structural stability and a longer lifespan.

Enhanced Cooling & Hygiene: A re-engineered water inlet improves overall circulation, resulting in faster filtration and more consistent water temperatures.

All-Weather Security: Upgraded, heavy-duty cover straps ensure your tub stays secure and protected, even in rugged outdoor conditions.

Key Benefits

Enhanced Accessibility

Redesigned with a lower profile height compared to the LENA Gen 2, making it significantly easier and safer to step in and out of the tub while maintaining full immersion.

Reinforced Construction

The lightweight inflatable build is now fortified with upgraded, high-durability materials, offering superior structural stability and longevity in any environment.

Optimized Water Circulation

A newly re-engineered water inlet improves overall flow dynamics, resulting in faster filtration and more efficient cooling for a cleaner, colder plunge.

Heavy-Duty Weather Protection

Features upgraded cover straps specifically engineered to withstand harsh outdoor conditions, ensuring your tub remains secure and protected from the elements.

Space-Saving Footprint

The squared barrel shape maximizes water depth while minimizing floor space, making it the perfect solution for balconies, smaller patios, or tight indoor areas.

Travel-Ready Portability

Designed for life on the go, the inflatable structure ensures easy transportation and compact storage, allowing you to take your recovery setup anywhere.

LENA Gen 3 is redesigned with a lower profile, smarter flow, and reinforced build for your most powerful plunge yet.

The Evolution of Cold.

What’s Included

• Lena inflatable hot & cold plunge tub
• Insulated tub cover
• Electric Air Pump
• Drainage system
• 10m Hose with quick-connect fittings (for filling & drainage)
• Basic maintenance tools and accessories
• Backpack
• User manual

Delivery & Installation

Delivery & Setup: Fast & Flexible

Experience the TUNDRA difference in record time. Our inflatable series is designed for portability and speed — perfect for getting your cold therapy started immediately.

Global Delivery Timelines

We handle all logistics to get you plunging as fast as possible.

Singapore (Local): 1–2 Days
In-stock units ship immediately.
APAC: 14–18 days
Europe: 30–40 days (Ocean Freight)
USA: 30–45 days (Ocean Freight)

Note: For all orders, our delivery partner will contact you directly to confirm access details and schedule your specific drop-off time.

Installation: Set Up in 15 Minutes

Your system arrives in compact, portable boxes. No tools required — everything you need is included.

Inflate the tub using the provided hand pump (approx. 1-2 minutes).
Connect the Chiller to the Tub using the two provided hoses.
Fill the tub with water using the included 10m hose.
Plug the Chiller into a standard power socket, set your temperature, and plunge.

Maintenance & Support

Water Care

• Add mild sanitizers (non-chlorine, non-bromine) to keep the water clean for several weeks
• Clean the skimmer basket weekly to remove leaves, hair, and debris
• Replace the filter cartridge every 3–4 weeks depending on usage
• Change the water every 3-4 weeks for optimal hygiene, depending on hygiene and frequency of use

General Maintenance

• Wipe the tub occasionally to remove body oils or sunscreen residue
• Ensure there is good airflow around the Borealis™ unit
• Avoid using extension cables

Support

• All units include 1-year warranty
• Local in-house support team available in Singapore; in other markets we work with trusted partners and service providers

For more details please check: https://tundraicebath.com › pages › installation-maintenance-support

Return to Yourself

20%

reduction in muscle soreness

30%

faster recovery

300%

increase in norepinephrine

Product specification

Dimensions

Gen 2: LxWxH: 90 x 90 x 90 cm
Gen 3: LxWxH: 90 x 90 x 75 cm

Water Capacity

Gen 2: 360 L; Gen 3: 300 L;

Weight

Gen 2: Empty: 15 KG; Filled: 375 KG;
Gen 3: Empty: 15 KG; Filled: 315 KG;

Material & Construction

- Military-grade multi-layer drop-stitch fabric

FAQ

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Can I use it indoors and outdoors?

Yes, it’s fully outdoor-ready. The tub is made from weatherproof materials, and the included cover helps keep the water insulated and protected from dirt and debris.

Do you ship overseas?

Yes. We ship internationally. Delivery times vary depending on your country and customs clearance. You will receive shipping information once your unit ships.

How long does delivery take?

Global Delivery Timelines

We handle all logistics, customs clearance, and freight coordination. Timelines vary by region:

Singapore:
1–2 days.
APAC: 14–18 days
Typically faster due to proximity to our manufacturing hub.
Europe: 30–40 days
Shipped via ocean freight. Air freight (5–9 days) is available upon request for an additional fee.
USA: 30–45 days
Standard ocean freight to your doorstep. Timeline depends on coast (West vs. East) and customs processing.

Note: Our team will personally contact you to confirm access details and schedule your specific delivery window once the unit clears customs.

Does it require professional installation?

No professional installation is required. Simply place it on a flat surface, inflate it with the provided air pump, and connect it to your Borealis™ heater and chiller using the provided hoses. Once connected, fill it with water and set your desired temperature.

What if I didn’t book a setup service?

If setup service is not booked, delivery is to the doorstep only.

Bringing the unit into position is easy — the tub is lightweight and can be handled by one person. Setup is straightforward: place the tub, inflate it, fill it.

Please note that setup services are not available in every country.

To check availability in your area, please contact support@tundraicebath.com.

How much does it weigh when filled?

Gen 2: Tub weight: 15 KG, Water Capacity: 360 KG, Total Weight: 375 KG;

Gen 3: Tub weight: 14 KG, Water Capacity: 300 KG, Total Weight: 314 KG

Our customer support is available Monday to Friday, 9am–6pm SGT and Saturday, 9am-12pm SGT.Average answer time: within 24h

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For product inquiries, bespoke projects, event activations, or general support, please contact us using the form below. We’ll respond promptly.

Lena Series

Key Benefits

Delivery & Setup: Fast & Flexible

Global Delivery Timelines

Installation: Set Up in 15 Minutes

20%

reduction in muscle soreness

30%

faster recovery

300%

increase in norepinephrine

Product specification

FAQ

Global Delivery Timelines

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