Features: EQUIFIT Adjustable Heel Lifts offer the extra height you need to prevent heel and ankle blisters when breaking in new riding boots. Add 3/8” of lift instantly or peel away one or two layers to create a 1/4″ or 1/8” lift in just seconds. Resilient rubber layers maintain their lift while still absorbing shock at heel strike. Latex-free with a leather top cover for added durability. Offers extra height Prevents heel and ankle blisters when breaking in boots Add 3/8" of lift instantly; peel away one or two layers to create a 1/4" or 1/8" lift Resilient rubber layers maintain their lift Shock absorbing at heel strike Latex-free with leather top cover for durability Sizing: Small size will fit a 5-7.5 women's shoe, approximately 2"W x 4.25"L),Medium size will fit an 8-9.5 women's shoe, approximately 2.5"W x 4.5"L, and Large size will fit a 10+ women's shoe, approximately 3"W x 5"L.