Smaller size is more suitable for cleaning smalll crevice. 1.Premium Hair Bristles 2.Both for wet water and dry use Meet your diverse needs: easy to clean dust, debris, for air vents, dashboard, leather, seats and more other small spots.Size: 6.26 length. 2 in 1 duster brush can help you easy to clean the light & heavy dutster on air outlet or other smalll crevice.Size: 5.12“ * 0.83” Smaller size is more suitable for cleaning smalll crevice. Buy Fitosy Car Interior Duster Detail Brush Cleaning Gel Kit, Soft Dash Vent Dusting Slime Putty Detailing Brushes Accessories Essentials Supplies... It’s made of super soft hairs, scratch-free when you clean the interior surfaces, various air-outlet, dashboard, it’s better than traditional air outlet brushes. Car Detailing Brush Set, Auto Detail Brushes Kit, Ultra 75 psi fixed (non-adjustable) pressure relief valve with 3/4" MNPT inlet x 1/2" FPNT discharge connections. Made from lead-free brass Various use: for car, office, home and more.mini size:3.74 X 1.97 easy to depositSize: 8.2 length. No Scratch: no metal or hard parts. Interior Car Cleaner Fitosy Car Interior Duster Detail Brush Cleaning Kit, Soft Dash Vent Dusting Car Detail Chemical Guys Interior Cleaner Super-Soft fine hairs(makeup bristles) Dense hairs Not fall-off Easy to clean Tip: Please do not wash it with water, otherwise, the bristles will stick together.Size: 8.9 length. So it’s more effortless to use and more efficient for cleaning. The white bristles on the other end are stiff and can effectively clean out particles and small debris in the gaps. White bristle - Dense / Super-Soft Cosmetic Brush: Scratch-free brush, it’s made of super soft cosmetic hair. Yellow Brush - 5 Main Features: The brush of yellow bristle have 5 features: Super-Soft, No Dead Corners, Easy to Use, Easy to Storage, No-Cleaning. Handle: Sturdy and Ergonomic handle. Soft fine and Dense hairs Not fall-off No Scratch: no metal and hard parts Easy to cleanHandle: Sturdy handle. Also you can use it for windows, keyboards and various narrow gaps or corners. Used for car, office, home and more. It’s long and have more dense bristles than mini brush of yellow bristle.