Contemporary bathhouse & thermal ritual studio
Onsa
90-minute circuits of hot sauna, cold plunge, steam, salt room, and rest. A discipline of slowing down, grounded in physiology.
Brooklyn · Los Angeles · Mexico City (opening late 2026)
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01 — THE RITUAL
The 90-Minute Circuit
Onsa's signature circuits blend Nordic, Japanese, and Mesoamerican thermal traditions with contemporary physiology. Each session is designed to activate your parasympathetic nervous system, stimulate heat shock protein production, and restore your vagal tone through carefully sequenced thermal stress and recovery.
Heat is a language. Stillness is the answer.
02 — PRICING
All passes include access to the full 90-minute circuit. Choose the option that fits your practice.
Single-Visit Pass
- Full 90-minute circuit with complimentary towels and sandals
- Flexible booking up to 7 days in advance
- Member pricing on ritual goods (10% discount)
Monthly Membership
- Unlimited circuits — visit as often as your practice requires
- 2 guest passes per month to share the ritual
- 15% discount on all ritual goods
- Priority booking and preferred time slots
5-Pack Pass
- $75 per visit (save $10 per visit)
- Valid for 6 months from date of purchase
- Share with friends and family
03 — LOCATIONS
Visit us in Brooklyn, Los Angeles, or join us in Mexico City, opening late 2026.
Brooklyn
Address
123 Greenpoint Ave, Brooklyn, NY
Hours
Monday–Sunday: 9 AM–10 PM
Last Entry
8 PM
Los Angeles
Address
456 Silver Lake Blvd, Los Angeles, CA
Hours
Monday–Sunday: 9 AM–10 PM
Last Entry
8 PM
Mexico City
Address
Centro, Mexico City, Mexico
Hours
Join our waitlist to be among the first to experience Onsa Mexico City.
Brooklyn · Los Angeles · Mexico City (late 2026)
04 — SHOP
Bring the discipline of slowing down into your everyday. Our ritual goods are crafted with intention, using premium natural ingredients and sustainable materials.
Body Oils & Scrubs
Natural, plant-based formulas with premium botanicals
Linen Robes
Japanese linen in relaxed fit, naturally breathable
Hinoki Bucket
Artisanal hinoki wood, hand-finished for lasting beauty
Mexico City opens late 2026 — be on the list