Soft polyester fibre roll: the painting roll is made of cotton fibre fur material. This soft material makes the roller well water-absorbent, flexible enough, the brush effect is smooth and smooth, and it is not easy to shed hair. Roller brush balance pulley: The painting roller brush tool features a balance pulley design that allows the roller brush to stick firmly to the wall, reduces friction and allows you to apply the paint smoother, faster and more effortlessly. 360° rotating handle: The ergonomic 360° rotating handle design is adopted, and the direction of the handle can be changed at any time to make you feel comfortable in the hand. You can also adjust the handle according to the change of brush direction of the roller, so that you can apply the process more smoothly. Suitable for edge dyeing: the paint roller is very suitable for edge colouring and is suitable for colouring base edges, inner corners of walls, corners of home decoration, edges of wall paintings, etc. Use scenarios: - Finishing touches along baseboards, window and door frames, and other edge areas after painting - Reaching inner wall corners and tight spaces where a standard roller is less effective - Detailing edges for wall art, decorative borders, or accent corners to achieve precise alignment