11x filtré Purane Bleu Flamme Butane 300ml (167g) 

Is manufactured in the USA to all regulated standards, which are stricter than anywhere else in the world. Our premium blend of 70% N Butane and 30% Propane is individually triple refined through fractional distillation. These high purity gases are then blended together to form the cleanest and highest performing gas available. The seamless food grade aluminum can ensures that no toxic manufacturing lubricants are used that could damage your torch or contaminate your food. 70% N. Butane 30% Propane ZERO Impurities