The sealskinz mid weight mid length socks with hydrostop offers great fitting comfortable and waterproof socks but now with the extra protection of a hydrostop silicone free gripper around the cuff to fit more securely around your leg to massively reduce the chance of water ingress through the top making these a fantastic pair of waterproof socks for strenuous outdoor activities and for working outdoors these socks offer an excellent level of comfort thanks to the close fitting seamless pattern