Features: 1.Special stainless steel material, anti?corrosion, suitable for water, turpentine and other solvents 2.Sealed cover to prevent leakage. There is a filter inside the pen holder to settle the residue after pen washing 3.At the same time, the small round hole at the bottom of the filter can generate friction when washing the pen, which can make the pen wash more clean 4.The oil wash pen holder allows the paint to settle underneath, leaving a clean solvent on the upper apex 5.Convenient to carry, the pen holder is small and exquisite, and the set contains a double?clamp oil can, complete oil painting tools, and easy to use specification:Item Type: Brush Washing Bucket Material: Stainless Steel Product s: 2 Pcs/Set Pen Washing Oil Barrel Size: Height: Approx. 9cm / 3.5in Diameter: Approx. 8cm / 3.1in Product Use: Mainly Used for Washing Brushes in Oil Paintings, But Also for Washing Brushes in Watercolor, Gouache, and Acrylic PackageList: 1 x Oil Can 1 x Double Clip Oil Can 1 x Filter NotePlease allow 0?2 cm error due to manual measurement. Thanks for your understanding