With this adapter you can fill your canister of gas as if you were using a cigarette lighter. You save a lot of money when refilling the product. Disclaimer: Once you have filled the canister, it is always advisable to check the seal of the canister to prevent leaks. Only fill your canister in a well-ventilated area, outdoors Color: Gold Size: 17x10mm Package Contents: 3pcs Inflatable Gas Tank Inflatable Accessories Warm prompt: 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding 3. Only the above package contents, excluding other products.