Feature: 1.Brief style.Small volume big capacity 2.Safty food grade material 3.Simple operate,brute force retain freshness vacuumizer,extend 5 fold of the retain freshness time. 4.Hyperthermy made tape,durable. 5. Air flue on the base,guarantee a longer working life,put an end to secondary pollution. 6.Selected seal tape,seals up to 100%,washable.