Ronhill Vizion Headband And Glove Set Gloves Thermalite - This fabric ensures that the core temperature of the hand remains at a constant. Weight - These gloves are a heavier glove than previous models with a greater layering of material and therefore greater warmth. Fast Wicking - To keep perspiration away from your hands. Reflective - With reflective details, these gloves will ensure you remain visible during low light conditions.