Detailed Product Description -Pedestal: Precisely engineered, reinforced, high-density HDPE base, which holds 280 pounds water/sands.The innovative Flex Neck Collar working as resilience shocks absorbency provides great workout feelingSix height adjustments allow bag to stand from 52" to 72".-Top TargetReinforced sport vinyl shell with scoring zonesIntegrative Real-Feel-Air-Foam CoreScoring zones ...