Description: 【Package Contents】: 10 pack of aluminum Empty Paint Tubes with easy to open cap 【Function】: The Empty Toothpaste Tubes are great for storing home made oil paint, acylic paint, replacing used tubes and mixing your own colors. The Empty Oil Paint Tubes help keep the paint from drying out. It also can be used to store diy toothpaste, hand creams and something else 【Measurements】: Refillable Tubes, 12.5cm/4.92inch long tube, 1.7cm/0.67inch long cap. The diameter of the bottom opening is 2.2cm/0.87inch which is large and easy to fill the paint 【Sturdy Aluminum Tubes】: These Toothpaste Cosmetic Sample Container Jars are made of quality aluminum material, lightweight, sturdy and protect paints from drying out  【Convenient】: Bottle Packing design makes it easier to store paints compared to traditional palettes Size Chart: cap length: 1.7cm/0.67inch tube length: 12.5cm/4.92inch bottom opening diameter: 2.2cm/0.87inch Package Includes: 10 Empty Oil Paint Tubes Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.