The Gsportim foot stretcher's strap can withstand the force required to stretch muscles because it is constructed of premium materials.This product is for you if you have sprained muscles, lower back pain, or simply want to get healthier.After a few weeks, your body will feel better, and your posture will improve with daily stretching workouts.Whether you spend your entire workday standing up or working in an office, this product will be useful for you.