Simply wear the Superfeet COPPER insoles to create perfect impressions of your feet. The memory foam captures the shape from the pressure of your foot while you stand, walk or run through the day. The COPPER offers the most flexible and accommodating shape and support.Superfeet COPPER insoles are vegan and free of latex, nickel sulfate, formaldehyde and preservatives.FIT PROFILE -Low-profile insole that offers the most flexible and accommodating shape and support.FITS BEST IN -High-volume athletic, casual and dress footwear with removable insoles.HOW IT WORKS -Superfeet insoles help adapt the flat midsole of your footwear to your foot. The distinct Superfeet shape helps to stabilize the foot, while the structured heel cup and full-length foam provide fit, comfort and support.Product SpecsHEEL CUP -Features the most accommodating heel cup and can help position the heel to naturally absorb impact.BIOMECHANICAL SHAPE -The flexible, accommodating shape provides biomechanical support to all foot types and can help reduce stress on feet, ankles and knees.MEMORY FOAM TOP LAYER -Pressure-sensitive foam that captures the shape of the foot.ORGANIC, ODOR-CONTROL COATING -All natural coating that eliminatesodour-causingbacteria.STABILIZER CAP -Provides structure and support to the closed-cell foam layers.POLYURETHANE FOAM MIDDLE LAYER -Provides comfort & stability.DURABLE BOTTOM LAYER -Maintains shape & support.60 DAY COMFORT GUARANTEE- DEMON XTREME offer a no quibble 60-day money back guarantee - "Use this product for up to 60 days and if you don't like it we will refund the entire purchase price of the item - no quibbles at all"(offer excludes P&P; and only offered to the purchaser). If using for skates please skate with them for an hour or more before considering sending back.