gloryinterest Rain Boots Women Wide Calf Waterproof Chelsea Boots Ankle Calf Lightweight Anti Slip Comfortable Outdoor Brand new in sealed package. Size: 9 (European 40) The upper of the chelsea rain boots is made of 100% PVC rubber material, which guarantees 100% waterproof, ensuring that your feet stay dry and clean all day long. Super grip and anti-slip outsole help you prevent from to fall down, whether on muddy garden or slippery ground. Thick and durable rubber outsole provides excellent traction on wet and muddy ground. PVC material, more soft and comfortable for long-distance walking. High quality material to make our rain boots soft, lightweight and more durable, you won't go up feeling stiff and constraints.