Roger Vivier Viv' Run Strass Buckle Sneaker pairs the house’s signature crystal-encrusted Strass buckle with a chunky platform sole for an elevated everyday trainer. Ideal for casual looks that need a refined, statement detail. Key attributes: Gray | Light gray | Neoprene | Lightweight platform rubber sole | Elasticated front band with crystal buckle | Slip-on construction | Padded interior for comfort | Crystal-encrusted Strass buckle | Chunky sculpted rubber sole | Leather trim | Composition & care: Upper: neoprene and technical fabric | Trim: leather | Sole: rubber | Buckle: crystal embellishment | Spot clean with a soft, damp cloth.