Techypro 4 Pack for Neato Xv-21 #945-0048 Filter High Performance Replenishment Vacuum Accessories Kit New replenishment kit accessory for Neato xv-21 Compatible for Neato vacuum cleaner100% Compatibility Guaranteen. Made of high-strength and environmental protection material Shipping with high strength safeguard protected box, prevent bending and compressing. Item includes 4 Pack Filter.