Dyson 2.4 in Vacuum Brush Professional Tool Kits protects the bulbs and has protects the bulbs and has a zip lock design that allows for tool free bulb replacement Rotary stitched web for additional torsional strength and extra stability Hot dipped galvanized coating inhibits red rusting better than electrogalvanized or painted systems Fire Guard options offer UL design fire rated performance 240 linear ft per carton (20 pieces per carton) Suspension system 10 year limited warranty 144 in x 9 16 in x 1 11 16 in 6 Color Finish Family Gray Warranty 1 year limited Bristle Type Soft Brand Model Compatibility All Dyson vacuums except for Cordless Adjustable Angle No Bristle Material Nylon UNSPSC 47121600 Bristle Length (Inches) 1 Brush Head Width (Inches) 2