Body-Solid BSTVN15 Gray 15Lb Neoprene Dumbell Durable neoprene coating is easy to grip and easy to clean Color-coordinated weight increments let you grab just the right dumbbells for your chosen workout Ideal for a variety of personal or group exercises, including jogging and power walking, aerobics, general exercise, physical therapy and even yoga routines No-roll hex-ends allow for easy stacking and convenient storage