Ref-1157 Supertite Ninja SuperGrip Adhesive Gel- 15g (.529) Tube The All-New Ninja SuperGrip is the ultimate adhesive for the most demanding jobs. 30 seconds fix! To be used on: Foam, Metals, Crystal, Plastics, Leather, Wood and more! Key Notes: Make sure to keep the black seal stopper on the syringe when not in use. Remove the plunger when not using and remove the static mixing tip and twist close the syringe mouth cap to prevent the glue from drying out. When applying and using glue, keep the adhesive moving through the static mixer every 20-30 seconds. To try and keep your static mixing tips in proper working order- attempt to flush or soak the mixing tips in acetone.