If you're doing heavy deadlifts, squats, etc, then you need a good strong belt, that's essential for maintaining correct posture & reducing injury. Maximuscle’s Leather Power Belts are 1cm thick & are made from 4 layers of finest top quality hide. The belts are lined on both sides with suede for greater comfort, with no need to wear them in like those cheap hard leather belts. Maximuscle’s Power belts have a quick release catch that is extremely quick & easy to open.