Sell EVA valve bag with exhaust

Description

This  packaging bag can close the valve port automatically after being filled with material, air removed from the bag exhaust,which improved automation degree of packing process and is the ideal product for package of powder and grain material,particularly that of chemical raw materials.
These valve bags are widely demand for salient attributes like using easily,storage easily,pallet easily etc.
we can produce any size and color packages for your require.