The six mini tubes， filled with Super Glue Future Glue Gel， is perfect for clean， vertical， porous (wood， hard leather and porcelain) surfaces. Gels allow for a more accurate application as they do not drip or run. The nozzle tips easily screw on to the tube enabling precision application into tight， hard to reach locations. The single use 1 gram tubes stay fresh making them the perfect tool for hobbyists， crafters and specialists who depend on The Original Super Glues quick setting， super strong bond for their projects， yet only need a small amount at a time.