ITEM NAME:2 Packs Different Size Drum Muffler Dampening Rings Drum Set Accessoies Description: - 100% brand new and high quality. - 2 Packs Drum Muffler Dampening Rings Tone Control. - Removes overtones and flattens the drum heads sound. - Produce a warm open, bright, and resonant sound with a warm attack. - Made of PET material, durable in use. Size Chart: Dia: approx. 255mm/10inch, 305mm/12inch,355mm/14inch, 355mm/14inch Dia: approx. 305mm/12inch, 330mm/13inch, 355mm/14inch, 405mm/16inch Package Included: 2x Drum Tone Control Rings.Removes overtones and flattens the drum heads sound. - Produce a warm open, bright, and resonant sound with a warm attack. Size Chart.