1.BROAD COMPATIBILITY: Compatible with shark rotator Lift-Away Upright Vacuum models: NV500, NV501, NV502, NV503, NV504, NV505, NV510, NV520, NV552, UV560 2.BETTER PERFORMANCE THAN ORIGINAL: This product is superior in compatibility, we optimize and improve our product refer to the original design, and we upgrade the hose material to high-quality PVC, and thicken the steel wire to improve toughness. Hence, our replacement parts can protect your vacuum cleaner well and extend its life 3.CLEANING IS MORE EFFECTIVE: With material upgrade and design optimization, our products are confident to bring you a better cleaning experience. Our Accessories for Shark Vacuum Cleaner Hose can be applied in a variety of scenarios, including: floors, carpets, tiles, corners, sofa gaps, furniture pores, etc. Say goodbye to dust, dander and hairline, clean better, faster and last longer 4.NO WORRY ABOUT QUALITY: From production process to logistics delivery, Three-Quality-Inspection Links guarantee your product quality throughout the process. The accessories are made of high-quality materials, the hose wire is thickened, and the quality is optimized, and our price is still affordable. For any quality-related issues, we will serve you with a worry- shopping experience, and make you satisfied