3M™ Ace™ Therapeutic Arch Support Foot Relief Black (1084250_EA) 1/EAThey supply compression for the arch, foot and heel, relieving various types of foot pain Removable arch inserts offer two levels of support A low profile design lets the 3M arch supports fit easily into most footwear Breathable materials let air circulate and wick away moisture These supports have soft edges for wearer comfort, even for extended and all day use Hook and loop straps keep the supports securely in place