Designed for convenience and efficiency, this CO2 inflator with a control valve allows you to regulate the amount of CO2 released, giving you precise control over tire pressure. The included sponge cover provides insulation, making it comfortable to handle even in cold weather. Whether you're on a long road trip or tackling trails, this inflator ensures your tires are always at optimal pressure. Features -Color:Assorted Color -Material:Alloy -Size:5.50X5.50X2.50cm/2.16X2.16X0.98in -Size:6.00X2.80X2.80cm/2.36X1.10X1.10in -Size:8.90X2.20X2.20cm/3.50X0.86X0.86in -Quick inflation: achieve full tire inflation in mere seconds, saving you time and effort compared to traditional hand pumps. -Wide application: compatible with a variety of bicycles including mountain and road bikes, making it a versatile tool for all cyclists. -Portable design: its small and lightweight form factor ensures you can easily carry it in your bag or pocket, ready for any unexpected flat tires. - durability: made from sturdy materials, this inflator is designed to withstand regular use without breaking or wearing out. -Multiscenario use: whether you're cycling outdoors, participating in a race, or just commuting, this inflator is your reliable companion for all situations. Package list: 1 x Inflator head 1 x black sponge cover