The Campingaz 3500 Butane Propane Gas Cartridge 350g is a versatile and reliable fuel source for blowlamps and blowtorches. This compact and resealable canister is easy to transport and store, making it ideal for on-the-go use. With a capacity of 350g, this cartridge can be safely removed and re-attached, even if not empty, allowing for convenient operation of multiple devices. Whether you're camping, cooking outdoors, or working on DIY projects, this Campingaz gas cartridge is a must-have for all your fuel needs.