Gul 5 MM Windward Master Hike Shoe.The Gul 5 MM Windward Master Hike Shoe is the ideal footwear for on the water. Made from 5mm durable D-Flex neoprene with Titanium 2 lining, designed to reflect the heat back in keeping your feet toasty warm. Featuring Hiking system incorporated in to the rubber givingimproved grip and conectiveness with hiking straps. Reinforced heel and toe with high grip contoured articulated sole. Suitable for dinghy sailing, windsurfing, kayaking and jetskiing.