Simple Installation -- Tennis racket vibration dampener is easy to install, just put it between 2 tennis racket strings, and it can be fixed, not easy to fall or get lost, enabling you to have more fun playing tennis Funny Tennis Reminder Dampeners Do you and your tennis friends sometimes need spicy or aggressive reminders to keep you focused and active? These are the perfect little reminder to keep you on the game! This tennis dampener is made of Silicone. The tennis dampener absorbs vibration. creates a lightweight and durable solution. This package includes 4/8 tennis dampeners. You can choose the kind you like to apply on your tennis racket, making it more eye catching; It is both decorative and practical. More sayings -- The Yellow "Get to the Fucking Net!" option - Highly requested and very often yelled at by my coach (and my partner). The Blue "Patience...let THEM fuck it up" option - are you a regular 'slam the overhead right into the net' player? Join the club, my friend! A great reminder to take a breath and let them make the mistakes! Tennis Gifts This tennis dampener fits most rackets. Regardless of the string type on the racket, the size of this dampener and the depth of the cut outs will allow it to fit securely on your racket strings. Perfect for all tennis players lovers.