air column bag thick shockproof inflatable packing bag express supplies packaging bubble film drop-resistant bubble bag air column coiled material

common style(常规款) standard thickness(标准厚) extra thick(特厚) export(出口款)

15cm (50 m)(15CM（50米）) 20cm (50 m)(20CM（50米）) 25cm (50 m)(25CM（50米）) 30cm (50 m)(30CM（50米）) 35cm (50 m)(35CM（50米）) 40cm (50 m)(40CM（50米）) 45cm (50 m)(45CM（50米）) 50cm (50 m)(50CM（50米）) 55cm (50 m)(55CM（50米）) 60cm (50 m)(60CM（50米）)