2.Multi-loop slot inverted without leakage: embedded seal design isolation air absorption good package difficult to leak. 3.Streamlined handle delivers nutritious delicious: streamline handle design length moderate holding comfortable. 4.Considerate design easy opening cover: convenient grab edge smooth delicate comfortable. 5.Easy cleaning, forming one body: integrated Design, Clean without pressure Clean without residue. 6.Soft silica gel is not easy to deformation: difficult to deformation aging seal insurance can be used for long time.