4RAYM 4" (100 x 15MM) Yellow Acrylic Refill is designed for smooth and efficient paint application in small and detailed areas. Made from high-quality acrylic fabric, it provides excellent paint absorption and even distribution for a clean, streak-free finish. The 4-inch size is ideal for corners, edges, doors, and touch-up work, offering better control and precision. Suitable for emulsion, latex, and exterior paints, it delivers reliable performance on smooth to semi-smooth surfaces.