Empty Fillable Plastic Caulk Tube 300 ml. Also Know as 10 oz. 11 oz. Standard Size and Pint Size Caulk Tube with Removable Tip These Empty 300 ml or 10 oz Caulk Tubes are made from heavy duty HDPE plastic and measure 1.9 inches wide and 8.5 inches tall. The nozzle is 4” in length and can be trimmed as desired to control the width and speed at which the product is dispensed. This is a two-piece cartridge with the nozzle being removable. Easily fill and repair cracks or tiles in your space with these empty caulking tubes. They can be used with your standard caulking gun and are made with a durable HDPE (high density polyethylene) plastic. Fits standard size caulk gun, also known as 10 oz size caulk gun. Great for home DIY projects and repairs where you want to mix your own caulk, create custom colors, or use commercial products that don't come with a dispenser. Caulk tubes are great for industries that use large amounts of sealant or caulk. Meeting needs mainly in the industrial and chemical sectors; empty caulk tubes are essential for dispensing a variety of adhesives and sealants. To use, cut the top of the tube, and install then nozzle. Then turn the tube over and fill with your product. After the tube is full, place the plunger in the bottom, trim the tip, place cartridge in your caulk gun and dispense your product.