Mystic Reflective 2mm Neoprene Beanie in Yellow/Lime | 2020 The new Mystic Reflective 2mm Neoprene Beanie is light, offers high visibility for greater safety and is warm and soft. Ideal for all water sporting activities such as sailing, kitesurfing and more. It features flexible, quick drying 2mm neoprene, with a loop for wetsuit connection incase it comes off during your watering adventures. Features    Mesh Neoprene Flatlock Stitching Attachment loop for wetsuit connection