Extend the freshness of food. Keep moist foods from drying out. Preserve flavor and nutrients. Marinate meat and fish easier. Keep food from going rancid. Protect dry foods from getting hard. Packing: 1 piece/color box,4 pieces/carton Measurements/color box: 485 x 265 x 240mm Measurements/carton: 540 x 490 x 500cm Gross weight/carton: 14.8kg Net weight/carton: 15.6kg Quantity/20 FCL: 980 pieces Quantity/40 FCL: 1964 pieces 40 H.Q :2056 pieces CE & RoHS APPROVAL