If you are in-between sizes

17mm UGGpureâ„¢ sock to naturally wick away moisture

sleek silhouette and lightweight athletic-inspired wedged sole

Warm and cozy sheepskin lining

Customizable

BIRKENSTOCK LUTON WOMEN BOOTS Size:40 (US Men 7 / Women 9) If you are in-between sizesLUTN Birkenstock Luton These slouchy short boots are made with a luxurious suede, so you can count on their comfort as well as their style. You'll appreciate the ease of fit in this slip on style as well as how effortlessly it can be mixed or matched with all sorts of outfits. Upper: suedeIf footwear becomes wet, allow to slowly air dry away from direct heat; To clean footbeds, spray with water or with Birkenstock Cleaner & Refresher and wipe away