Welcome to our shop 1. Compatibility: These Replacement Rollers are compatible with Karcher FC3 Cordless, FC3 Cordless Premium, FC5, FC5 Cordless, FC5 Cordless Premium, FC5 Premium, FC7 Cordless, and FC7 Cordless Premium Floor Cleaners. 2. Microfiber Roller: Made of 100% microfiber, these rollers are highly absorbent and durable, providing gentle yet effective cleaning for hard floors. 3. Highly Absorbent: The rollers allow for the vacuuming of dust, small debris, and pet hair while controlling the flow of water, making them ideal for all hard floors such as parquet, laminate, cork, and stone. 4. Washable and Durable: The soft rollers are machine washable, allowing for easy maintenance and long-lasting use. Twist and remove the rollers, then place them in the washing machine at up to 60C. 5. Package Inclusions: The package includes 4 sets of replacement rollers for Karcher FC3, FC5, and FC7. For optimal performance of your hard floor cleaner, it is recommended to change the roller set every 3-6 months. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.