Made of plastic material, durable, reusable and washable, can serve you for a long time. Suitable for repairing and filling cracks, leaks, tiles, grout, etc. Each caulking tube is designed with a pointed mouth, allow for precise application, bring you of conveniences. Features -Color:White -Material: Reusable plastic -Size: 33.00X4.60X4.60cm/12.97X1.81X1.81in -Capacity: 300ml -Instructions: After the construction is completed, unscrew the nozzle, find a chopstick or iron rod, and insert it from the front end to push out the bottom piston. Then, use a cloth dipped in alcohol to clean out most of the material inside to facilitate the next use. Before the next use, knock the solidified material on the inner wall of the glue tube a few times with a stick to . -Note: Place the glue bottle upright on a flat surface and push out the inner plug until the bottom piston comes out. Method for Pushing Out the Bottom Piston (With the help of a chopstick or iron rod) -Applications:AB real porcelain adhesive application, Epoxy colored sand application, Glass adhesive filling, Cosmetic adhesive filling, Sealing agent application, Industrial production, etc. - This empty caulking tube can withstand use - It will make your repairing works easier and smoother, greatly save your time and efforts - Pointed tip design, easy to use and dispense, allow for easy application and dispensing - You can trim the caulk tube tip into a desired size according to your actual needs - Widely used for epoxy, grouting tile, latex, caulking cracks, repairing leaks, mixing colors, etc Package list: 15 x Caulking Sealant Tubes