Best Used for: Athletic shoes, cleats, work boots, and spacious lace-up shoes

For Best Results: Allow time to become familiar with the feel of your heel cups. 

Size Chart: US 

ADULT - FEMALE
Weight (lbs.) Shoe Size (US) Heel Cup Size
90 - 175 5+ Regular 
176+ 5 - 10
11+
Regular
Large
ADULT - MALE
Weight (lbs.)  Shoe Size (US) Heel Cup Size
120 - 175 5 - 10.5
11+
Regular
Large
176+ 5 - 8.5
9+
Regular
Large