Dansko Women's Size 40 = US size 9.5-10 (Per the Dansko website) Dansko Natural Arch Plus technology for added arch support and heel stability, a shock absorbing heel cushion, and a propel forepart to give you everything you need throughout your walk Textile linings Mesh Uppers treated with 3M Scotchgard protector for stain resistance and venting Dri-lex Energy Power Mesh socklining with energy return, quick drying technology and treated for odor control Lightweight rubber outsole for long lasting wear Good preowned condition - signs of wear as shown in pictures. A bit of dirt/yellowing on the top rims of the shoes