Polyester top fabric helps reduce friction and resist odor Contoured polypropylene layer helps support the heel and arch and provide stability Dual Poron® cushioning disks provide extra heel padding EVA (ethylene vinyl acetate) foam base helps prevent shifting and adds durability Moveable from shoe to shoe with no trimming required, full-length insoles replace original shoe insoles for enhanced comfort and support Cleaning and care: wipe with a damp cloth, do not submerse in water, air dry Fits athletic, dress and casual shoes Size C fits those who wear men's shoes, size 6 or 6½, or women's shoes, size 8 or 8½ Package/UOM: Case (CS); manufacturer item 16-1005-01C; UPC 612479261822. Product Specifications Quantity Per Sell: 12 Shipping Dimensions: 12 x 9.5 x 15 IC Shipping Weight: 2 LB Application: Orthotic Insole Brand/Series: McKesson Color: Black / Blue Size: Size C Shoe Size: Women 8 to 8.5 / Men 6 to 6.5 Material: EVA / Polyester / Polypropylene / Poron® Length: Full Length Country of Origin: China