All of our products are constructed of rugged, corrosion and waterproof PVC with no metal parts to rust or corrode. Our products require no maintenance, the greatest asset common to all Hydro-Fitness equipment. With its light, durable construction, it can be stored or left on the pool deck or in the water. The weight balancing and the steady bases make our products very stable and safe equipment. The bases have double non- skid rubber protection for better floor adhesion and protection, safe for all types of pool floors, ceramic, mosaic and PVC.