PREMIUM MATERIALS: A truly sturdy sit-up aid The center bar of the Hamstring Curl Band is made from 2mm steel tubing for maximum stability and control. Thicker, curved, non-slip, cushioned high-density foam padding provides comfortable foot or ankle support. High-grade nylon webbing, maximum load 400 lbs. 2.7-inch door anchor provides greater adaptability. MULTI-FUNCTIONAL PRODUCT: The hamstring curl belt is the perfect waist and abdominal exercise equipment. Use for reverse crunches, leg raises, ab exercises, classic crunches, sit-ups and more The hamstring curl machine is suitable for fitness enthusiasts of all ages. PORTABLE AND EASY TO SETUP: Whether you are traveling, on a business trip or going on a trip, it is easy to take with you to the gym and is very convenient. The sophisticated design makes the device easy for anyone to use. Color: Black Quantity: 1xsit-up assister, 1xstorage bag 1. Due to different measurement methods, the product will have a deviation of 1-3 cm. Please make sure there is no problem before placing an order. 2. Due to different monitors and lighting, the pictures may not reflect the actual color of the item, thank you very much for your understanding. 3. Only the above package contents, other products are not included. Products from Jinyu store Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.