Superfeet Trim To Fit Orange insoles were specifically designed to address the unique qualities of men's feet and footwear. Ideal for men who run, walk or stand for extended periods of time. Provides maximum support with a new forefoot shock pad for added comfort. Features AgionŽ antimicrobial top cover treatment to reduce bacteria and help prevent foot odor. Ideal for men's feet with medium-to-high arches. Recommended for industrial and athletic footwear with a removable insole and more volume. SIZING: C= men's shoe 5.5 - 7. D= men's shoe 7.5 - 9. E= men's shoe 9.5 - 11. F= men's shoe 11.5 - 13. G= men's shoe 13.5 - 15. H= men's shoe 15.5 - 17.