Gul 4mm flex gloves mens these mens gul 4mm flex gloves have a a ultra grip flex palm so you can hold on to your surf board securely whilst the liquidseam technology provides the waterproof construction that will ensure your hands remain warm and comfortable and the thermal hollow fibre liner offers great heat retention mens water sport gloves 4mm thick x flex for all over flexibility liquidseam waterproof technology ultimate comfort ultra grip flex palm thermal ho