If a laptop bag is placed in front of you, first of all, you feel the pungent smell, then you should try not to touch this bag, because the volatile smell contains acetaldehyde, toluene and other substances harmful to human body. The brand liner only has a slight rubber flavor, and it is better to select the brand liner whose material has passed the SGS and ITS dual testing certification. The products certified by SGS and ITS can absolutely guarantee the health of consumers.