SPERRY TOPSIDER. STK160688. CREST VIBE SNEAKER. NATURAL.A fresh take on a kids version of the adult Sperry classic the Crest Vibe is back for another season of adventures with premium canvas novelty materials and all the comfort and grip you want in a seaworthy sneaker. Genuine leather upper Internal gore for easy on off Memory foam footbed Vulcanized bottom for cushion and flexibility.