Our 15kg (Pairs) Commercial Graded Pro Dumbbells are made by a one-piece forged construction, giving you the ultimate workout and safety knowing that your Rubber Dumbbells are the best quality. The contoured handles are ergonomically designed for a comfortable grip, and the rubber coating provides excellent protection for your equipment as well as your flooring. Our Commercial Graded Pro Dumbbells are made by a one-piece forged construction, giving you the ultimate workout and safety knowing that your Rubber Dumbbells are the best quality. The contoured handles are ergonomically designed for a comfortable grip, and the rubber coating provides excellent protection for your equipment as well as your flooring. Features Rubber coated for handling and safety Contoured Handle with Commercial Grade Knurling Tough, durable and safe Thick rubber coating protects equipment and flooring when accidentally dropped.