1. Painting rollers are made of high-density, smooth-knit acrylic, with a large amount of paint and high efficiency. 2. A special container is designed in the trough to hold paint, which effectively avoids the trouble of using the paint can. 3. Considering the evenness of the paint on the roller, we specially designed an even paint texture. When applying the paint, it will be more even and practical. 4. The handle of this interior painting roller is a well-designed, arc-shaped design, which is very comfortable to hold. Has a hanging hole design, which is convenient for hanging and placement, saving space and not easy to lose. How to use? 1. Measure the height of the wall 2. Install the roller brush and add extension rods (not included) as needed 3. Before use, immerse the roller in water to fully infiltrate and shake off excess water 4. Dip the paint evenly with a roller brush 5. Brush the surface to be brushed from left to right in the up and down direction to make the paint evenly distributed 6. Brush two or three times at a time 7. Immediately after use, clean the roller brush and supporting tools thoroughly with clean water. Let it dry naturally after wringing out the water. Specification: Color: yellow + white Material: acrylic + wood Package Contents: 2 x 4 inch short hair roller diameter: 15mm 1 x 4 inch 15 acrylic fiber drum diameter 15mm 1 x 4 inch 35 sponge brush head diameter 35mm 1 x 4 inch handle 6mm x 26cm. 1 x 4 inch trough 1 x 2 inch brush 12x45mm 1 x 3 inch stainless steel putty knife 1 x 20.5cm stirring rod Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.