1 Lengthen and thicken double wiring reinforcement2 Upgraded version of the handle effective non slip foam3 High safety factor you can exercise anytime and anywhere4 Add anti wear protective sleeve to the tail of the door buckle5 Suitable for a variety of people 6 It can be used on the spot or fixed on the door suitable for many occasions such as living room bedroom study etc 7 Weight 930g one set 8 Material latexPacking list Yellow pull rope 15LB x 1Blue pull rope 20LB x 1Green pull rope 30LB x 1Black pull rope 40LB x 1Red pull rope 50LB x 1Door buckle x 1Storage bag x 1Handle x 2Foot strap x 2