Debossed Glow in the Dark Colour Filled Silicone Wristbands have your logo, choice of artwork or message stamped into the wristband and then for extra pow impact have the debossed letters ink printed. This is an extremely durable band at a great value price. The wristband is white in daylight then changes to a fabulous fluro green in the dark. The contrast in this item between the band and the ink is very strong with both day and night effects. This is a popular promotional item to potential customers, pleasing all ages.