Stylrtop 8kg Adjustable Ankle Leg Weight Strap Strength Training Fitness Exercise GYM Running Equipment Made of high-density thickening 1680D fortified oxford fabric, durable and steady It is adjustable with 6 bags for sand and steel plate (every bag for 3 steel plates and every steel plate is about 0.46kg), so you can work your way up to 6.9kg step by step Widen Velcro strip and mobilizable buckle, more tight and not easy to fall off Highly flexible compressed sponge interlining, for body protection and shock absorption. Adapted the newest composite material, with its novel design, beautiful shape, safe and comfortable to wear, convenient to use, it would be your best choice, The steel plates are not included.