product description 1. Move well and feel good - Whether you're a beginner, professional athlete or physical therapist, this premium stretch band will help you comfortably improve your mobility and flexibility and reduce your risk of injury. After a week of consistent use, you've noticed a significant improvement in your range of motion and overall flexibility, as well as being able to move more freely. Great for any sport and recovery after knee replacement surgery or plantar fasciitis. 2. Suitable for yoga, dance, ballet, cheerleading, pilates, physical fitness, martial arts, MMA and PT, knee surgery rehabilitation, sciatica, arthritis, ACL reconstruction. 3. The strap does not stretch - please note that this strap is not elastic. The waistband is rigid and does not stretch. 4. It's so small you can put it in your yoga bag or gym bag