At Amazon.co.uk, you will earn more. Manufacturer warranty will not apply. The hexagonal shape keeps hand weights in place when not in use. £13.29. Hex shape keeps the weight in place when not in use. In order to navigate out of this carousel please use your heading shortcut key to navigate to the next or previous heading. 18+. Please note this item is sold individually. 3.75"H x 8.125"W x 3.375"D; 8 lbs. 5.75"H x 8.125"W x 4"D; 10 lbs. Due to high demand we must limit quantities to only 10 units of each size per order.