window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-7GEHKZXK77'); Breakthrough design combines the strength of carbon fiber with ultralight foam to create one of our most innovative, high performance Superfeet insoles ever. How do I pick a size? Choose the corresponding letter size next to your usual shoe size on this chart: B - Women's 4.5-6 C - Women's 6.5-8 | Men's 5.5-7 D - Women's 8.5-10 | Men's 7.5-9 E - Women's 10.5-12 | Men's 9.5-11 F - Women's 12.5-14 | Men's 11.5-13 G - Men's 13.5-15 H - Men's 15.5-17 Superfeet insoles are in letter sizes that span one and half footwear sizes. All full-length Superfeet insoles should be trimmed to fit your footwear. If you are on the cusp (aka between sizes) and aren’t sure which size to choose, keep in mind it’s most important that your heel fits well in the heel cup of the insole – it should be “in” the heel cup, not “on” it.How do I trim my Superfeet? SUPF Carbon
