3/16" foam pad sticks directly to your existing plastic chinrest for a more comfortable playing experience. Sized to fit fractional "Suzuki size" chinrests. Chincomforters are high-tech hydrophobic pads custom-made for a variety of chinrests. They are laminated on a rebounding inch sponge with an adhesive peel-off layer on the bottom. Chincomforters are removable for correction or transfer without leaving any glue residue.