The GSA 601C cooling ear pads provide a best-in-class acoustic seal and exceptional comfort. The ear pads contain a cooling gel layer over the thick memory foam that provides better heat dissipation and reduction of heat accumulation. The exterior of the ear pads is covered in durable leatherette and paired with a suede-like material for tactile comfort.The Features of EPOS GSA 601C Ear Pads at a Glance:Cooling gel-layered ear padsDual material for comfort and durabilityEar-shaped for best sound isolation and fitCompatible with EPOS GSP 600 Series and GSP 670Cooling gel-layered ear pads: Thick, soft memory foam, with a gel layer for instant cooling relief, molds to the ear in response to pressure and warmth for a custom fit.Dual material for comfort and durability: Suede-like material covering the instantaneous cool feeling of the gel layer provides tactile comfort while durable leatherette surrounds the exterior of the ear pad.Ear-shaped for best sound isolation and fit: Designed for an optimal fit to the ear for sound isolation, the ear pads are shaped like the anatomy of your ear.Compatible with: The GSA 601C ear pads are compatible with GSP 600 Series and GSP 670.EPOS GSA 601C Ear Pads Specifications:Quantity1 pairCompatible BrandSennheiserSizeOne sizeCompatible Model(s)GSP 600GSP 601GSP 670