- 113 reviews
PortaPlunge CUBE
Features
The TWIN is built for shared plunging. Its double-slanted ends allow two people to enter comfortably at once — ideal for partners, friends, or PTs working with clients. With ample space and solid construction, the TWIN is a go-to for serious recovery and high-impact wellness routines.
90cm x 90cm x 90cm (depth)
Square base
8cm thick drop-stitched, heat-sealed premium PVC
Child-friendly safety clips
Under 5 minutes
Yes – includes durable storage bag
XL Silicone Ice Brick, Premium Thermometer, Hand Pump, Foot Mat
Reap the benefits
Discover 8 science-backed reasons to make cold water plunging part of your wellness routine.
Faster Recovery
Recover quicker and soothe sore muscles
Cold water immersion helps boost circulation and reduce inflammation, speeding up recovery after workouts or physical strain.
Immune System Support
Support your natural defences
Regular exposure to cold water has been shown to increase white blood cell count, helping your immune system stay strong and resilient.
Lift Your Mood
Feel-good hormones, naturally
Cold exposure triggers a release of dopamine and norepinephrine, boosting your mood by up to 250% and acting as a natural antidepressant.
Boost Metabolic Health
Activate your body’s fat-burning potential
Cold plunging stimulates brown fat, which helps regulate blood sugar levels and improves mitochondrial function.
Better Sleep
Support your natural sleep rhythm
Cold exposure can help regulate your circadian rhythm, supporting deeper, more restful sleep and hormone balance.
Live Longer, Feel Bette
Extend your healthspan
Cold water triggers cold shock proteins, reducing inflammation and promoting long-term cellular health and repair.
Build Mental Resilience
Train your body and mind
Cold plunging strengthens your nervous system’s ability to handle stress, building resilience both physically and mentally (through vagal tone).
Natural Energy Boost
Wake up your body and brain
Start your day with a natural energy lift—no caffeine crash, just an alert, focused mind and a positive mood.
Included Bonus Items
Insulated Lid
Locks in the cold, keeps out the dirt. Our inflatable, clip-on cover is built to handle all-weather conditions.
Protective Ground Mat
Safeguard your plunge from sharp stones and rough ground with a durable matching base layer.
Repair Kit Included
Stay ready for anything. Each PortaPlunge comes with a patch kit for quick fixes.
Custom Carry Backpack
Pack it, zip it, plunge anywhere. Designed for easy storage and travel.