Mystic 1.5MM Open Palm Wetsuit Mittens. Ideal if you suffer from arm cramp, as your now holding directly on to the boom or the kite bar, you do not suffer from wrist hand arm cramps. With a Mesh Outer Shell to stop the windchill. Flatlock Stitching. Titanium lining for extra warmth. Velcro Wrist Strap and of course an Open Palm For Direct Grip.