The House Of Hayla Monochrome Heel combines the perfect mix of vegan synthetics sourced in a single tone to create a unified look. A spacious toe box that leaves more room for toes to breathe, cruelty-free vegan TPU flex-fit outer material, and an inner memory pad insert that forms to the foot. 100% Thermoplastic polyurethane 4" heel True to size, if you are a half size, we recommend sizing up. Only worn once, includes box, dust bag and new tips. Extremely comfy!