Cosyfeet Arch Supports - Men's ¾ length Insoles, superior comfort and gentle support Code: MAC Sold as pair Small(S) - fits shoe sizes 7 to 8 Medium(M) - fits shoe sizes 9 to 10 Large(L) - fits shoe sizes 11 to 12 Extra Large(XL) - fits shoe sizes 13 to 14 ¾ length insoles Instant lift! Designed to give superior comfort and gentle support for weak or fallen arches. PRODUCT DETAILS Why you'll love Arch Supports... Made from PORON® which has excellent shock absorbing properties Specially designed to fit into Cosyfeet extra roomy footwear Also available for women. What's so special about PORON 4000? It's made from microporous polyurethane foam which has excellent shock absorbing properties making it ideal for helping reduce discomfort from arthritis, weak arches and ball of.