Our Lombardia Wind Bootie features an elastic windproof and water resistant membrane with a fleece-lined back providing protection from the elements and plenty of warmth. The heel and toe are reinforced for added durability. 6mm waterproof zipper with Velcro® closure and a silicone-taped cuff help keep out water. Block System® technology increases zipper strength. Reflective inserts for visibility. [technology] Vento® DWR membrane Lightweight fleece-lined insulation Reinforced heel & toe Block System® technology Reflective inserts 6mm waterproof zipper with Velcro® closure Silicone-taped cuff Made in China [technology]