Fabric for a flexible, comfortable fit. Soft, breathable material allows sweat and moisture to evaporate. Unique shape designed for better seal around pad. Latex free. Sterility guaranteed unless individual wrapper is opened or damaged. Diamond-shape dimensions. 14 - 7/8 in x 2-1/4 in (22 mm x 57 mm); 8 - 1-1/8 in x 3 in (28 mm x 76 mm); 8 - spot.