The Alder Edge 5mm wetsuit boots. These versatile wetsuit boots are ideal for a multitude of watersports; Windsurfing, Paddle boarding, Kayaking, Surfing and anything else you can think of. Edge wetsuit boots features; 5mm Neoprene, Glued and Blindstitched Seams, Reinforced Toe, Reinforced Heel and a flexible and grippy outsole.