Body Builder Leather Belt Boost Your Lifts at The Gym and Shield Yourself from Injuries with The Most Effective Weight Lifting Belt by Body Builder. There Is Only One Optimal Way to Reduce the Risk of Injuries, Enhance Your Balance and Improve Your Lifts All at Once: Helps Protect Your Lower Back from Excessive Stress During Weighted Squats and Deadlifts, this 5mm Thick Weight Lifting Belt Offers Your Back Ample Amount of Support Without Restricting Your Movement.