silicone hand grips Exercise hand grip Made of high grade silicone Excellent design and good service Description1,100% silicone material, SGS approved 2, Enviromental recycle3, Good for promotion Olympic gift4. Product size: outside Diameter: φ8.8cm, Inside Diameter:φ4.4cm NW: 100g5. Poundage: 50pound, 40pound, 30pound, 20pound for your choice6. Color: various colors 7. Logo: inner arc can be ...