Description From a biomechanical point of view to improve the leg strength to do anything you can do to achieve the squat action or participate in any sport, for enhancing the jump, speeds and strength are very helpful with latex foot ring / ring is adjustable wrist, snap department can add more elastic rope to increase resistance. Features - Color: Black. - Material: Latex. - Size: 96.00 x 6.80 x 0.40cm/ 37.73 x 2.67 x 0.16 inch. - The comfortable, adjustable waist belt, padded with thick aseismatic material. - And adjustable for different people ,comfortable and suitable for your exercise. - Different lengths of resilient natural latex tubes, for people of different heights. - Natural latex tubes of jump training belt are of high tension and good resilience for long time use. - Protective, adjustable ankle cuffs, made of thick, durable fabric and sewn with firm thread. Packing list1 set x leg resistance bands