Compression Zone Technology®

An Evolution in Bracing

OS1st® has revolutionized the light brace category

We offer added flexibility, comfort and support that can be worn during any activity or sport.

OS1st® Performance Sleeves offer medical grade graduated compression with a shaped-to-fit design. Soft, moisture-wicking fabric keeps your joints cool in the heat, and warm in the cold for year-round support and performance.

The OS1st® Base Layer Bracing™ system is powered by Compression Zone Technology® which combines the benefits of medical grade orthopedic bracing support with the power of graduated compression. Compression Zone Technology® is the design platform for every OS1st® product.

Base Layer Bracing™

This breakthrough technology delivers medical grade support in sleek and powerful performance bracing sleeves, providing precise graduated compression that surrounds joints, muscles, tendons, and ligaments with anatomically correct zones for enhanced circulation, to support and stabilize joint structure, and to speed recovery. The result? Prevention of common injuries, pain-free performance and a quicker return to your active lifestyle.

  • OS1st® is the anti-bulk answer to heavy splints, uncomfortable neoprene fabrics and frustrating straps.
  • OS1st® creates support and recovery any time and with any activity.
  • OS1st® provides 24/7 support – sleep in OS1st® bracing sleeves and awake pain-free.
  • OS1st® easily slip on and fit under any apparel and with any sock or shoe.
  • OS1st® products stay in place and eliminate brace migration and wrinkling.
  • OS1st® goes where you go and helps you do what you do…..better.

Perform Under Pressure™


The DNA of OS1st…

The science behind every product.

  • Advanced Equipment – using the most technologically advanced compression equipment in the world.
  • Hydro-transfer System – designed using the best Micro-Fiber yarns with moisture-management built-in.
  • Flexibility + Mobility = Agility – featuring Lycra® Energize fiber designed to deliver the perfect individualized fit.
  • Ultimate Comfort + Power – compression that embraces the affected area in a comfortable, supportive way.
  • Sleek Design – created using highest-density knitting technology for the softest feel and more durable construction with less bulk.
  • Textile Engineering – our trademarked Compression Zone Technology® is built into every sleeve.