Body-Solid Tools BSTVD15 15-Pound Vinyl Dumbbell (Gray) Durable vinyl coating is easy to grip and easy to clean Bright, color-coordinated weight increments let you grab just the right dumbbells for your chosen workou Ideal for a variety of personal or group exercises, including jogging and power walking, aerobics No-roll hex-ends allow for easy stacking and convenient storage Weight designations are permanently stamped onto barbell ends, so sweat and cleaning will not wear them off