... . 2008 Beijing Olympics Choice; 3. Specially and safe for food. Storage bag Charicteristic:*lock in food freshness;*Strong barrier to light ... : *Width: 150mm - 400mm;*Length: 250mm - 500mm;*Thickness: 70mic -100mic. Application:*Supermarkets, catering, household;*Hotel, airlines;*Food wrapping/packaging. Port: Shanghai, China ... , by sea, Fedex/UPS...etc.Quality assurance: SGS report. Vacuum storage bag