From Dr. Martens website: Here's how we do sandals: with tons of attitude, toughness and our signature Dr. Martens style. The Voss has all that, plus our signature comfort, with adjustable straps at the ankle and heel, a super-lightweight sole with a ripple tread, and an ultra-sturdy Goodyear welt.This season, the durable sandal comes in a sparkly, ruby-red glitter — just in time for festival season.Two adjustable bucklesSlight wedge for additional heightSoft, breathable liningBuilt on the super-lightweight Ziggy sole, with a ripple treadGoodyear-welted productMade with Glitter, a durable synthetic PU material with a super-sparkly glitter finishOur women's sandals can run large. We advise ordering a size down.GUC. Wear shown in pictures.