Casual comfort comes with a whole lot of support in the Ophelia sneaker. These convenient cuties kick off the warmer weather with slip-on style that's paired with a lace-up design for a custom fit. From RevitalignTM. Style: Ophelia Slip-on design with laces, soft brushed cotton upper Removable footbed, FLEXALIGN outsole technology Full Contact Comfort technology with memory foam, metatarsal pad, deep heel cupping; rubber cupsole construction Revitalign EVA footbed is treated with Ultra-Fresh antimicrobials, a compound designed to help control the growth of odor causing bacteria on the surface of the insole APMA Seal of Acceptance Approximate measurements: Heel 1-1/4"; Sole 1/4"H Textile upper; man-made balance Imported Revtialign Orthotic Casual Lace-Up Sneakers - Ophelia