SaunaPlunge Cork Insulated Sauna Bottle - 500ml

Stay hydrated in style — even in extreme heat. The SaunaPlunge™ Cork‑Insulated 500ml Vacuum Bottle is designed specifically for sauna lovers, cold‑therapy routines and everyday wellness. Its double‑wall stainless steel interior keeps drinks hot or cold for up to 12 hours, while the natural cork surround provides instant insulation so the exterior stays cool and comfortable to hold, even inside a 90°C sauna.

The cork wrap adds a warm, Nordic aesthetic and a secure, natural grip that feels great in hand. Lightweight, durable and beautifully finished, this bottle is perfect for sauna sessions, ice baths, gym days or outdoor living.

Why You’ll Love It

• Cork thermal shield prevents heat transfer

• Safe to handle in high‑temperature saunas

• Drinks stay hot or cold for up to 12 hours

• Stylish, natural cork design

• Comfortable, non‑slip grip

• Premium stainless steel vacuum insulation

Sauna Tip

Many customers choose two bottles — one for ice‑cold hydration during heat sessions, and one for hot herbal tea or electrolytes afterwards. It’s the perfect pairing for your sauna ritual.

Perfect For

Sauna sessions • Ice baths • Gym bags • Outdoor wellness • Everyday hydration

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The Ultimate Sauna‑Safe Hydration Bottle

Hydration is an essential part of any wellness routine, especially during sauna sessions where heat exposure increases the body’s need for water. The SaunaPlunge™ Cork‑Insulated Vacuum Bottle is designed to support your sauna ritual with a safe‑to‑handle exterior, premium insulation and a natural cork surround that feels comfortable even in high temperatures. Whether you enjoy traditional Finnish saunas, infrared heat therapy or outdoor barrel saunas, this bottle ensures your drink stays at the perfect temperature throughout your session.

Why Cork Insulation Matters in a Sauna

Most bottles become dangerously hot in a sauna, making them uncomfortable or unsafe to touch. The SaunaPlunge™ bottle solves this problem with a natural cork wrap that acts as an instant thermal barrier. Cork is naturally heat‑resistant, lightweight and sustainable, offering a cool‑touch surface even when the sauna reaches 80–90°C. This makes it ideal for sauna users who want to stay hydrated without worrying about heat transfer or slippery surfaces.

Vacuum Insulation for Hot or Cold Drinks

Inside the cork surround is a double‑wall stainless steel vacuum chamber that maintains temperature for up to 12 hours. This means cold water stays chilled during long sauna sessions, and hot drinks like herbal tea or electrolytes remain warm for post‑sauna recovery. Vacuum insulation prevents condensation

…With proper care, your bottle will remain a reliable part of your wellness routine for years to come.

Explore the full SaunaPlunge range here: https://outdoorliving365.co.uk/collections/saunaplunge

Pair your bottle with the Peak Plunge Ice Bath for a complete cold‑therapy setup: https://outdoorliving365.co.uk/products/1-2person-ice-bath-with-integrated-chiller

Complete your wellness routine with the Pennine Barrel Sauna: https://outdoorliving365.co.uk/products/the-pennine-barrel-traditional-outdoor-luxury-6-person