Brunswick Blitz Shoe CoversBlitz protects bowling shoes from the offensive elements, inside and outside of the bowling center and do it with an attitudeBlitz shoe covers protect the soles of bowling shoes from moisture, gum, food, etcEasy to slip on over shoes and stores easily inside a bowling bag Men"s Traditional Width Small:--- Med:to size 7 Large:7.5 - 9.5 X-Large:10 - 12 XX-Large:12+ Women"s Traditional Width Small:to size 5.5 Med:6 - 8.5 Large:9+ Sizing based on basic style shoes. SST 8 and Brunspro shoes tend to run slightly longer and wider than most basic shoes. Product Type: Bowling Accessories