- Color: orange, blue, fluorescent yellow, white; - Material: Silicone; - Size: 2. 40X2. 40 X2. 40cm/ 0. 94X0. 94 X0. 94in; - These dampeners will help you reduce vibrations during playing, tennis elbow and provide more comfort while playing. - Unique designs make this for any tennis player, including your friends, kids, students, and family members. - These simple designed absorbers are suitable for all kinds of tennis racket. - Great helper for professional tennis in tennis match. - Tennis Vibration Dampener Installation is quite easy. Just keep it stuck on the tennis racket.