Suitable for use on any modern , usually used for instruments, also suitable for common clarinet. Made of good material, good air tightness, great elasticity and sound insulation. Fine workmanship, exquisite and durable, odourles and non-toxic. Great pads replacement for worn out or non-functioning sound hole. These saxophone mat made of material which durable and soft. It is great accessories to make your old clarinet to be a new one with these parts. And suitable for use on any modern , usually used for instruments, also suitable for common clarinet. Colour:brown Material:cork Size:0.95*0.95*0.4cm Package Contents: 20* mats Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.