1、Premium Material: This door anchor strap is made of nylon material to ensure both safety and stability when secured behind the door to avoid accidental slippage and protect the user's safety. 2、Versatile Exercise Options: 5 D Rings at different heights of the behind the door tension band meets the needs of different workout modes, allowing you to change your workout to work all key body parts. 3、Enhanced Stability: Resistance straps reinforce the strap connection between the anchor straps and the door to increase friction for stability, making it the perfect piece of fitness equipment for home and travel workouts. 4、Comprehensive Fitness: In addition to strength training, the bands can be used for stretching and balancing exercises to help improve flexibility, making it a versatile piece of home exercise equipment. 5、Space Saving Design: Compared to traditional fitness equipment, the back door fitness tension bands are small, easy to store and can be quickly disassembled for storage after use, making them ideal for those living in small spaces. Item Type: Door Anchor Strap Material: Nylon 1 x Door Pull Up Band