product description 1. you stretch, you lengthen the muscles around your s, which helps increase your range of motion, which in turn helps avoid injury. elastic bands prevent injuries and promote gradual gentle stretches, protecting your muscles and allowing you to become more and more flexible every day. 2. Deep Stretch Back Bend Assist er: Incorporate the Yoga Leg Stretch into your , Pilates, workout routine or physi apy - deepens stretches, assists in hard-to-reach poses, enhances warm-ups, improves back/waist / Leg / Arm flexibility, strengthens and tones muscles, and adds challenge to your workouts. 3. Move Well, Feel - Improve Flexibility and Mobility: Whether you are a beginner, professional athlete or a physical therapist, this premium elastic band will help you improve your flexibility and flexibility comfortably. for any sport and recovery after knee replacement surgery or plantar fasciitis. 4. SIMPLE AND EFFECTIVE: Easy to set up and use, portable, take you to the gym, friend's house, pre-game hotel, door anchor with compressed sponge - won't damage the door. Place the door anchor on any sturdy door post, close the door and pull the straps through the D-ring, and you're ready to take your posture to the next level. Like a portable stretching machine 5. GREAT GIFT - SUITABLE FOR YOGA, DANCE AND PILATES: for beginners and even more for experienced users, we take the old harness concept and upgrade it so you can master the harness, improve flexibility and stretch anytime, anywhere .