1、Comfortable padded sides for contoured fit around your ankles; Sturdy hooks fit over bars and buckles close the pads 2、Hang upside down with this pair of boots to help reduce back pain, muscle tightness, and spasms 3、Improves posture by counteracting the downward pull of gravity 4、Easy to put on and off 5、Attaches to almost any chin-up bar Description:If you have experienced these or other issues related to muscle or back pain, you can possibly relieve it and stretch neck, back and shoulder muscles with the fitness gravity boots. Hanging upside down has several benefits, such as stretching muscles, spreading compressed spinal discs apart, and relieving back pain. Padded foam for safety. Very useful fitness assistant for you. What are you waiting for? You are worth it. Features:1. Comfortable padded sides for contoured fit around your ankles. Sturdy hooks fit over bars and buckles close the pads.2. Hang upside down with this pair of boots to help reduce back pain, muscle tightness, and spasms.3. Improves posture by counteracting the downward pull of gravity. 4. Easy to put on and off. 5. Attaches to almost any chin-up bar. Specifications:Material: Foam with steel buckle Color: BlackPackage Weight: approx. 2.7kgSize: approx. 14.5 x 18cm / 5.7" x 7.1" (W x H)Quantity: 1 Pair (2pcs)Weight Capacity: approx. 225 lb Package Included:1 x pair of gravity boots Note:1. Consult a doctor for persistent back pain before usage.2. Make sure boot hooks are securely fastened to bar. Ensure tight yet comfortable fit around your ankles.3. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 4. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please in kind prevail.5.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.