Feature:1. According to the personally situation, you can adjust and choose different pounds of tension belt for training2. 11-piece set: tension belt x5, handlex 2. foot rings bucklex2.safety door buckle x1. storage pocketx13. Function: fitness and body, muscle training4. Yellow 15 pounds (5 * 8 * 1200), green 25 pounds (6 * 9 * 1200)5. Red 20 pounds (5 * 9 * 1200), Blue 30 pounds (5 * 10 * 1200), Black 35 pounds (5 * 11 * 1200)Specification:Force rope strength:Yellow 15 lbs (5 * 8 * 1200), Green 25 lbs (6 * 9 * 1200),Red 20 pounds (5 * 9 * 1200), Blue 30 pounds (5 * 10 * 1200),Black 35 pounds (5 * 11 * 1200)Material: rubber tube + metal buckle + nylon elastic bands + foam cotton;Function: fitness and body, muscle trainingSelling point: You can adjust and choose different pounds of tension bands for training according to your personally situationWeight: 445g; length of rubber tube: 120cm.Package List:Product list: Tension belt * 5 Handle * 2 Anklet * 2 Safety door buckle * 1 Storage beam pocket * 1 Instruction manual * 1Note:Adjust rubber pipes of different pounds for training according to your own situation