This 8 pack of empty caulking tubes is a must-have for any DIY enthusiast or handyman. These tubes are perfect for filling in cracks, leaks, tile, and grout, allowing you to repair and improve your home easily. The tubes are designed to be used with a standard caulking gun (not included), making them easy to handle and apply. Each refillable caulk tube is made from high-quality plastic and is refillable, meaning you can reuse them for multiple projects. These caulking tubes have a length of 8.4 inches and a diameter of 1.9 inches, providing ample space for your chosen sealant material. The tube head measures 4.2 inches, and the plunger cap measures 1.8 inches in diameter and 0.7 inches in height, ensuring the sealant is dispensed smoothly and accurately. In addition to being used for home repairs and windows, these caulking tubes can also be used for various DIY craft projects. Fill them with colorful paints, glitters, and other materials to create custom designs and patterns. With this pack of 8 refillable caulking tubes, you'll have plenty of options to unleash your creativity and improve your home simultaneously.