Blu-Tack Bostik Glue Stick x4 PackBostik Big Blue Stick is a blue, water-borne adhesive, which dries to produce a clear film. It is supplied in the form of a solid stick for easy and clean use and its blue colour highlights the gluing area, ensuring accurate application. Bostik Quick Stick carries a CE Mark - it has been designed to meet and exceed the stringent EC child safety legislation. Bostik Big Blue Stick may be used for bonding most paper materials, including card, crepe and tissue paper, foil, cellophane and photographs. Bostik Blu Tack Glue Sticks 4's - PACK (12) Note: Image is for illustrative purposes only and may differ from the actual product.