Description: Adopt imported Japanese silicone material Excellent Shock absorption effect, durable and not easy to fall of Reduce the amplitude of impact generated by the ball effectively Novelty vibrastops are designed not just for excellent shock absorption, but can help you change weaknesses to strengths. Function: Good shock absorption effect, not easy to fall off, durable. Effectively reduce the amplitude of the ball impacting the net. Reduce the conduction. Effective protection. Increase the comfort and ease the generation of tennis elbow. After adding this shock absorber, the vibration is obviously weakened at the moment of hitting the ball; the after sound of hitting also changes. Use: external use Specifications: Type: Tennis Racket Shock Absorber Material: silicone Color: black, Fluorescent green, rose red,white Suitable for: Tennis racket Package Included: 5x Tennis Racket Shock Absorber Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-3cm differences due to manual measurement.