CAP Barbell Set of 2 Hex Rubber Dumbbell with Metal Handles, Pair of 2 Heavy Dumbbells Choose Weight (5lb, 8lb, 10lb, 15lb, 20 Lb, 25lb, 30lb, 35lb, 40lb, 50lb) High Quality Design: Weights stay tight and do not detach, rubber coating will not damage floor or other surfaces Materials: Solid cast iron, chrome plated handle & rubber coated weights Versatile: Designed for use with curls, lifts, squats, press, and more Safe: Flat hexagonal surfaces will prevent rolling and knurled handle prevents slipping Durable: No maintenance required, long lasting finish prevents rust