: Advantages: 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.Made of foam great pads set to absorb the sound.relieve anoying sound when playing the drum.4.It can also be a protector to protect the drum and your hearing.5.High flexibility and elasticity silencer pads for jass drum6. Thickness is about 5mm easy for installation and use. Specifications:Color:blackSize:55/39.5/35/32.5/29.5cm(Dia)Weight:590 g Package include:5 x Drum Mutes3 x Cymbal Mutes2 x Stretch Bands2 x Fixed Feet