Weight lifting belt is made of high-density sponge padding inside main belt, nylon velcro strap with stainless steel buckle to help adjust.When doing deadlifts, squats and heavy shrugs, buckle and velcro can be very tight on the lower back not easy to loose. Enough length and width, effectively protect the lumbar back, reduce and share upper body stress.Can be used in gym, weight lifting, squats, lunges, deadlifts, thrusters training. This belt is the ideal tool to help you master exercises with added safety and confidence. Much easier to wear and clean than a leather belt