CYLINDER SAND BAGSPECIFICATIONS & FEATURES:Material: PVC+Steel Sand;Size: 37x16x16cm – 5kg, 48x18x18cm – 10kg, 52x20x20cm – 15kg, 60x21x21cm – 20kg, 63x22x22cm – 25kg, 68x23x23cm – 30kg;Weights: 5/10/15/20/25/30kg;Color: Pure black, or any customized colors.WEIGHT TOLERANCE:+/-2%. YOU MIGHT ALSO LIKE CALIBRATED CAST IRON PLATEAPE FITNESS CAST IRON KETTLEBELLAPE FITNESS COMPETITION KETTLEBELLAPE FITNESS ADJUSTABLE COMP KETTLEBELLAPE FITNESS