The Muffl Control Ring features foam rings mounted in drums with specially designed trays that hold them in place to provide partial dampening for Tom Snare and Bass drums. Control Rings are easily mounted under the head on top of the bearing edge. A triple notched system secures pads without adhesives even on bass drums with low tension. Features 8 in. Dia. Individual Muffl Control Ring Playing music will inspire you to practiceSpecifications Series: Remo Accessories Format: Drums Width: 14.0 Length: 14.0 Size: 8 - SKU: HLLNR17542