SPERRY TOPSIDER. STK163618. BIG KIDS SALTWATER NYLON QUILT DUCK BOOT. BLACK. Calling all puddle-jumpers-- Sperry s Saltwater Boot looks just like Mom s but designed especially for kids. A convenient side zipper makes it easy for on and off while fixed barrel lacing adds the perfect touch of detail. Durable rubber and synthetic upper. Water resistant construction. Vulcanized bottom for cushion and flexibility.