Usage Tips:Complete Combination: the package contains 15 different sizes of caulking nozzles of 5 mm, 6 mm, 7 mm,, 10 mm, 12 mm, 13mm,14 mm, 16 mm, 18 mm, 20 mm, 22 mm, 25 mm, 26mm,28 mm, and 30 mm, with 8 connection bases ,4 scrapers and 1 extension tube Including two sizes of curing connection bases. The scraper can be reused, suitable for any edges, corners, and seams; it is easy to organize, just clean it with a wet cloth to facilitate the next use. These joints are small, light in size, light weight, easy to carry and store, and do not take up too much space, bringing you a lot of convenience. The clever design: Our filled nozzle has a 45 -degree muzzle design to make it easy to achieve the perfect sewing effect. The uneven surface after filling will smooth and beautiful Material: plastic + metal Color: as shown Package Contents: 1 x caulking nozzles kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.