The Alison Waterproof Ankle Boot in Grey from JBU by Jambu. When the going gets tough, the tough get going — and the Alison is nothing if not reliable in the face of inclement weather conditions! This womens ankle boot combines the silhouette and waterproof protection of a duck boot with the insulation and long-lasting comfort you need in an all-day winter boot.Waterproof technologyMemory foam insoleSATRA TestedPU/Faux Shearling