Freshness and leak prevention: the aluminum membrane keeps the contents fresh and prevents leaks Fine workmanship: the reusable caulk tube reduces waste and promotes a precise approach to sealing Epoxy compatible: ideal for injecting epoxy, laying long strips, or creating smooth, rounded corners Convenient usage: the empty caulk tube is designed for easy use and storage, making your sealing tasks more efficient Leak prevention: the aluminum membrane helps maintain product freshness and prevents leakage Capacity: 300 ml Large diameter: ideal for large-scale projects, the wide-mouth tube allows for quick and easy application Aluminum membrane: the tube comes with an aluminum membrane to keep the product fresh and prevent leaks Versatile application: great for injecting epoxy, laying long strips of epoxy, or creating rounded edges For DIY enthusiasts and professionals, it allows for precise application of sealants and adhesives This empty caulk tube is designed for tile and grout, featuring a large diameter and aluminum film seal The plastic construction ensures long-lasting use, making it suitable for various repair and maintenance tasks Color: White Material: Plastic Package Contents: 5 x Caulking Tubes Only the above package content is included; other products are not included Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. The measurement allowed error is +/- 1-3 cm