Sumner Wellness Studio offers private sauna and ice bath sessions at 18A Nayland Street in Sumner, Christchurch. Sessions last 45 minutes, for up to four people, and cost $50 NZD, as at 2026. The traditional sauna is heated to 90°C, and guests can choose from over 30 hand-selected scents to pair with their session. The cold plunge is a cedar barrel tub of water at 3°C.
Customers describe the atmosphere as welcoming, professional and relaxing, and say the sauna and ice bath combination is a good way to unwind after work. One calls it good value for money, and says the ice bath was perfect. Others say the place is clean and runs smoothly. Nearby, Face. It Sumner, 0.2 km away, is rated the same, from 50 reviews, and Ember Therapeutics, 0.1 km away, is rated the same, from five. Our pick in Sumner for a private sauna and ice bath session with a small group.