Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

【Attention】：Size 1 = 35 mm；Size 2 = 42 mm；Size 3 = 48 mm；Features:Inner layer is filter gauze， outer wrap using steel mesh.Get rid of impurities in air to prolong the engine life.Add more horsepower and ensure better mileage and engine performance.Come with clamp to steady the interface.Simple installation and reliable quality.Environmental protection and safety.Specifications:Inside diameter: 35mm， 42mm， 48mm (optional)Color: Green， Red (optional)Material: metal & rubberSize: approx. 13 * 8.7 * 5cmFit for: most motorcycle and scooter (Please check the size before buying)Package Size: 26 * 15 * 10cm / 10 * 5.9 * 3.9inPackage Weight: 210g / 7.4ozPackage List:1 * Motorbike Air Filter