【Material】- These Static mixing nozzles are made of plastic material in clear white shell, Helical interior static mixing nozzle. 【Feature】- Convenient, easy storage. Nozzle may double as a storage cap. The interface is well sealed, and there is no adverse reaction with any two-component glue. 【Application】- These mixing tips can use with all standard cartridges, compatible with all major adhesive brands(1:1 & 2:1 Ratios ). Reusable, simply soak it in alcohol, thinners or other solvents after the work then it can be used in the next time 【Package Included】- 50pcs F6-16 Static Mixer Nozzles.