Multilayer air bag material, method of making, air bag, passive passenger restraint system comprising air bag and gastight polyamid film

Laminated material, particularly for an airbag, comprising a polymer film, preferably a film of polyamide polymers which binds to a support layer, especially a fabric or knitted fabric, where the polymer film has at least a first and a second layer, wherein the first layer is formed of a material with a glass transition temperature lower than -10 ° C and the second layer, by a material with a glass transition temperature below 20 ° C.