Fitness Chest Muscle Training Resistance Band

Product information Material: Rubber Applicable scene: indoor Rally classification Color: many colors colour A: 12-piece set (100 pounds weight can be adjusted according to your own situation, and the whole body can be practiced) B: 13-piece gift box (100 pounds can be adjusted according to your own situation, self-training), C: 12-piece set of lifting zinc alloy necklace (weight can be adjusted according to your own situation, comes with the whole body), D: Comprehensive 12-piece set + force ball (metal ball core to send wrist strap), E: Comprehensive 13-piece gift box + wrist ball (metal ball core to send wrist rope), F: 12-piece set of reinforced zinc metal carabiner + wrist ball core to send wrist rope, G: Comprehensive 12-piece set + automatic rebound abdomen wheel (send kneeling mat), H: Comprehensive 13-piece gift box + automatic rebound abdomen wheel (free kneeling pad), I: 12-piece set of reinforced zinc alloy carabiner + automatic r