Othership Flatiron

📍 23 W 20th St, New York, New York, 10011

Othership Flatiron offers a premier contrast therapy experience centered around its high-performance saunas and intensely cold plunge. The saunas operate at temperatures between 175-185°F, with guests noting the advanced technology that allows for adjustable lighting, creating an environment suitable for activities like reading. The ice baths are consistently described as "insanely cold" and "pristine," maintained at 35-40°F. Spa-goers engage in structured contrast therapy sessions, often completing multiple rounds of sauna and cold plunge within a visit. The facility enforces a shower protocol between the sauna and plunge rooms to ensure cleanliness. Guided sessions in these spaces incorporate breathwork, visualizations, aromatherapy with essential oils, and even sound therapy with tuning forks, amplifying the sensory experience. Beyond the core thermal offerings, this spa functions as a sanctuary for social self-care. The venue features an intimate amphitheater-style tea lounge with a fireplace for relaxation and connection. Guests consistently praise the transformative, guided classes led by knowledgeable instructors like Gonzo, Aaron, AJ, Priya Mosher, and Michael Johnson, which blend meditation, mindfulness, and self-help guidance. The overall ambiance is moody yet welcoming, enhanced by amber lighting and wood paneling. Attention to detail is evident throughout, from the impeccably clean changing rooms and easy-to-navigate lockers to amenities like hairdryers and makeup remover in the women's locker room. The staff receives universal acclaim for being friendly, precise, and knowledgeable, contributing significantly to the VIP feeling many guests describe.