Max MMA, Cross fit & Jump Resistance Trainer is the ultimate tool for those who are looking to add variety and creativity to their training. Training with this resistance training kit can significantly improve your full body functional strength, speed and jumps. This product is also suitable for any cross-training individual, pro-athletes, MMA fighters, and boxers. Product Includes : 1 pc Waist Belt, 2 pcs Ankle Cuffs, 2 pcs Wrist Cuffs, 4 pcs(25 lbs) Resistance Tubes Material Composition : Latex, Polyester Made in Chin