Great to prevent leakage,suitable for cafe High temperature resistance, strong overall sense up to 7 ... Dongcheng Etape Packing Materials Business DepartmentProductaluminum foil bags for coffee packaging with valve Material BOPP/CPP,BOPP/PE,PET/ ... dried fruit, seeds, sugar, spice, tea, herbal powder, salt, instant coffee, instant tea, confectionaries, cosmetic, chips, milk powder, fruit, washing powder ...