Usage Tips: Perfect compatibility - Microfiber roller set 2.055-007.0 / 2.055-006.0 is compatible with FC 7, FC 5, FC 3, and FC 3D cordless or electric floor cleaners. High dust suction - Replacement drum accessories provide strong dust pickup, enabling thorough cleaning on all hard surfaces such as wood, linoleum, stone, and ceramic tiles. Machine washable - Roller brushes can be machine washed at 60°C. Do not use bleach or fabric softener. Rollers are non-linting, absorbent, and highly wear-resistant. Size: approximately 60x150mm. Material: Velvet and plastic. Color: Gray and yellow. Package includes: 8 x rollers. Product does not include any other items not listed. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3cm.