S1 1-PERSON COLD PLUNGE & HOT IMMERSION TUB

from $2,985.00

Plunge into the tranquility of the SOAK-Series S1 hot and cold immersion tub in a natural finish or elegant black. A must-have for home workout recovery or as a cold-plunge after a hot sauna session.

Inventory Status (Updated 2-Sep-25):
S1N: In stock!
S1B: In stock!

Arrives fully assembled!

Color:

Plunge into the tranquility of the SOAK-Series S1 hot and cold immersion tub in a natural finish or elegant black. A must-have for home workout recovery or as a cold-plunge after a hot sauna session.

Inventory Status (Updated 2-Sep-25):
S1N: In stock!
S1B: In stock!

Arrives fully assembled!

Cold Plunge or Hot Immersion

Choose the revitalizing effects of a cold-water plunge, or the indulgent warmth of hot-water immersion. Sooth aching muscles and reduce stress conveniently at home.

Spacious & Durable

Pre-assembled for easy installation, the natural-colored enhanced Thermo-Pine wood exterior will last up to 2X longer than cedar and has superior thermal resistance. The spacious fiberglass tub contoured for the shape of your body has a 124-gallon water capacity to allow you to submerge in comfort. Matching Thermo-Pine stairs make it easy to get in and out of the tub.

Recover Like a Pro

Take your workout recovery to a professional level with a Model S1 Hot & Cold immersion tub. Also available with elegant black exterior wood finish. Arrives fully assembled!

  • S1N (Natural)

    • Thermo-Pine materials (lasts up to 2X longer than Cedar)  

    • Luxury outdoor cold/hot immersion tub 

    • Designed for outdoor ergonomic cold/hot tub bathing experiences 

    • Arrives fully assembled  

    • Spacious interior holds over 124 gallons of pure water bathing pleasure 

    • Thick dark grey contoured fiberglass lining provides enhanced bather comfort 

    • Durable Thermo-Pine tub surround (1.65” thick 0.74cm)

    • Matching Thermo-Pine wood steps for easy access 

    • Up to 1 bather

    • Exterior dimensions – 41.3 "H (105cm) x 40" Diameter (102cm)   

    • Interior dimensions – 34.4" Diameter (87cm) x 36" Deep (91cm)

    • Designed by SaunaLife and handcrafted in Northern Europe 

    S1B (Black)

    • Black Thermo-Pine materials (lasts up to 2X longer than Cedar)

    • Luxury outdoor cold/hot immersion tub 

    • Designed for outdoor ergonomic cold/hot tub bathing experiences 

    • Arrives fully assembled  

    • Spacious interior holds over 124 gallons of pure water bathing pleasure 

    • Thick contoured fiberglass lining provides enhanced bather comfort 

    • Durable Black Thermo-Pine tub surround (1.65” thick 0.74cm)

    • Matching Black Thermo-Pine wood steps for easy access 

    • Up to 1 bather

    • Exterior dimensions – 41.3 "H (105cm) x 40" Diameter (102cm) 

    • Interior dimensions – 34.4" Diameter (87cm) x 36" Deep (91cm)

    • Designed by SaunaLife and handcrafted in Northern Europe 

  • S1N (Natural)

    • Material: Thermo-Pine

    • Interior Dimensions: 34.4" Diameter (87cm) x 36" Deep (91cm)

    • Exterior Dimensions: 41.3 "H (105cm) x 40" Diameter (102cm)

    • Water Capacity: 124 Gallons

    • Product Weight when filled: 1177 lbs (534kg)

    • Shipping Dimensions: 47.8"L (121cm) x 46"W (117cm) x 48.1"H (122cm)

    • Shipping Weight: 265 lbs (120kg)

    S1B (Black)

    • Material: Black Thermo-Pine

    • Interior Dimensions: 34.4" Diameter (87cm) x 36" Deep (91cm)

    • Exterior Dimensions: 41.3 "H (105cm) x 40" Diameter (102cm)

    • Water Capacity: 124 Gallons

    • Product Weight when filled: 1177 lbs (534kg)

    • Shipping Dimensions: 47.8"L (121cm) x 46"W (117cm) x 48.1"H (122cm)

    • Shipping Weight: 265 lbs (120cm)

    • Thermowood walls 0.7" (1.7cm)

    • Foundation Beams 3.94" (10cm) x3.94" (10cm)

    • Round Deluxe Stairs

    • Drainage 1" (3cm)

    • Chiller Connections 3/4" (2cm) NPT

    • Fiberglass Insert - Grey - Ergonomic

    • Flat rate shipping included within the contiguous United States. Additional fees required for shipping to Canada. Shipping rates to Alaska, Hawaii, or Puerto Rico will need to be quoted.

    • The weight or size of this product requires truck delivery by special appointment (LTL), on an oversized pallet.

    • The driver is responsible for curbside delivery only and will lower the items to ground level. The customer is responsible for transporting the contents into the home or facility.

    • Prior to shipping this product, we will call to share shipment details and discuss any extenuating delivery circumstances that may complicate or cause additional delivery expenses.

    **Note to Canadian customers: We will need your customs broker information for all palletized orders. For more info on import duties and fees, visit our FAQs.