Specifications: Material: no sticky special materials Function: seal and seal How to use: 1, gently press the silicone cartridge gun. 2 , slide the nozzle plus after the back. 3, Can be used alone as a trowel. 4, Nozzle plus is made from a special material. Silicone waste can be perfectly removed after drying. 5, Push the scraper forward. 6, Pull the scraper backward. 7, Surface cleaning blade . Package Included: 1 x Scraper 3 x Silicone Sealant Nozzle 1. Sealing and caulking. 2. Easy to clean and reusable. 3. Top quality material. 4. 3 different nozzle sizes. 5. Triangular scraper. Feature: 1. Start the sealing and sealing job with the sealing nozzle and wiper assembly. The nozzles have different radii to meet your sealing needs. 2. The caulking tool set is easy to clean and reusable. When it comes to caulking, these tools are perfect for getting the job done. 3. Made from special non-sticky materials. Soft and easy to use silicone trowel 4. The nozzle has 3 different radius sizes and can be permanently installed 5. Triangular stainless steel wiper available for removal 6. Surface made clean and smooth surface.