*firm Adjustable Arch Support Insole *helps Control Stabilize And Balance The Foot *heat Moldable For A Custom Fit. Spencore Layer Absorbs Shock And Reduces Friction To Improve Overall Foot Comfort. *sizing: *for Half Sizes Order The Next Size Down *for Example F You Normally Wear Size 10.5 Order A Size 10 *features: *moldable Orthotic Cradle *heel-to-toe Spencore Material *technical Topcloth *silpure Antimicrobial