It is make up of high quality plastic material, such as PC,ABS, Silicon and PP and with very strong thickness. It has negative pressure inside by pressing the lid, the valve with silicon seal ring can let the air out only and keep inside vacuum. It could keep the food fresh and dry.

No.13: 2H-96001(900ml); No.14: 2H-96002(1800ml); No.15: 2H-96003(3400ml)