Upper Material:Leather

The uppers are premium full-grain leather with a handsome four-row stitch pattern and a choice of fun shaft styles

We use a tanning processes that dates back hundreds of years to smooth

Pre-treated to keep it looking better for longer

20% lyocell vamp lining

Vionic Willa Slip on flat CLEARANCE Size:6.5 Upper Material:LeatherUpper: Leather or Printed Calf Hair. Footbed Lining: Removable PU Covered EVA. Outsole: Durable Rubber. Heel Height: 0. 57". Vio Motion Technology is designed to hug your arches and support your feet in comfort. Vionic sandals' built in orthotic is shown to be effective in helping to treat heel pain (plantar fasciitis).*