SPERRY TOPSIDER. STS85399. WOMENS SALTWATER TALL COZY LEATHER DUCK BOOT. BLACK. Your ankles will be toasty warm thanks to this season s new Saltwater boot with a tall leather shaft lined with cozy shearling. Tuck your skinnies in throw on an oversized sweater and you re ready to take on the chill. Premium leather shaft and genuine shearling linings with rubber duck shell and alpine lacing system inspired by traditional outdoor styling. Non-marking rubber lugged outsole with Wave-Siping.