Support that has been proven for a century. The Wave is a thong sandal, with century-proven foot support. For feet that want trusted, proven support. The Wave puts a century of podiatry know-how underfoot. Orthaheel Technology: biomechanical support that helps align the foot Heritage support: orthaheel-derived biomechanics for proven, everyday support, so what is underfoot has been tested for longer than most brands have existed Adjustable fit: multiple points of adjustment for a truly custom fit, so you set the hold yourself instead of settling for close enough Underfoot, a durable rubber outsole with confident grip and slip resistance. A century of podiatry know-how underfoot. FIT Fits true to size. Sizes 5-14, in Medium width. Heel height approx. 30mm; heel-to-toe pitch approx. 5 mm. CARE Easy-care upper: wipe clean with a damp cloth.