Compatible models: Mop pad and wicks for iRobot Roomba Combo i8+ / i8 / Combo j5 / Combo j5+ / Combo i5 / Combo i5+ vacuum cleaner robot. Please confirm the model number before purchasing. Premium mop: Replacement pad is made of selected microfiber fabrics with dense edge seams and a strong nylon sticker fastener on the back, offering efficient water absorption and strong stain removal for eliminating stubborn stains. Fits perfectly wicks: Wick cap made of microfiber and rubber, designed to securely close the core hole of the water box without leaking, and is durable. Washable and reusable: Refill pack is water and machine washable, and can be reused for up to 60 days depending on the cleaning environment and frequency of use. Color: As shown. Material: Plastic. Package contents: 4 x mop cloth, 6 x water core. Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause slight color differences between the item in the picture and the actual product. The measurement allows an error of +/- 1-3cm.