Note: The color of the product we ship is the color in the first picture, and the specification and quantity are shipped according to the quantity and specification described in the title. If you need to change the color or style, you need to contact us within 12 hours after placing the order. Our product description: Product Features: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information;2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.This product is suitable for Tenor Saxophone/sousaphone.4.Made with high-quality food-grade rubber, it is safe and comfortable to use.5.It is the perfect choice for users of saxophone products to replace parts.Specifications:Product material:Food-Grade RubberColor:TransparentBrand name: BQLZRSize:23x22x0.8mm/0.91x0.87x0.03inch(LxWxT)Weight:60gPackage include:40 x Mouthpiece patches pads Note: Because the model and display effect of the monitor may be different, there may be slight differences in color, and the size is manually measured, there may be an error of 1-2cm, please understand.