BCP Large Medium Small Size Guitar Fingertip Protectors Silicone Finger Guards for Ukulele Electric Guitar Material: Silicone rubber. Reusable and Durable Package Included: 3 piece for each size Color: Random Dimension L x W: L(3x2.5cm ; M (2.5x2.0) cm; S (2.5x1.8) cm Help your fingers for being sore when playing guitar.