From the website: Next generation sandals. The Ricki Gladiator is set on our two-part Quad Neoteric platform - a radical rework of our renowned Quad sole, with a two-part lightweight construction, deep cleats and an exaggerated side profile. Made from easy wearing Nappa Lux leather, they add even more height with a statement 5-strap design, complete with our signature black and yellow heel loop and yellow welt stitching. Each pair is fitted with a molded antimicrobial cork footbed to keep feet fresh all summer long. Nappa Lux is a classic Nappa leather — soft and smooth to the touch This evolved platform packs the height of our renowned Quad Retro sole into a lightweight construction. At 1 7/8 inch, the Quad Neoteric sole has a lightweight EVA midsole and a PVC outsole with deep, rugged cleats. Featuring an amped up version of our trademark DMS tread pattern Adjustable fit with removable SoftWair insole Our SoftWair memory foam footbed ensures comfort from the first step Sole Height - Platform height: 1 1/2 in Heel height: 2 in