Trendy To The Tip Of Your Toes, Use This Amazing Product On The Bottom Of Your Socks & Turn Them Into Non-Slip Socks/Slippers. Instructions - Cut card to the right size and insert in the socks, Apply Sock Stop on the outside and leave to dry. Repeat process 1-2 times, Completely dry after approx 10-12 hrs. Washable at 40 degrees (do not tumble dry), Wash out tools with water after use, During the drying process the colours become darker