... 2.According to te mould or sample de 1. warter bottle cap 2.White or other, PE plastic,one time use,bule ... .Applicable to within 5 gallons of bottled water (mineral water,distilled water, pure water, spring water, magnetized water etc drinking water) packaging use.5.we can supply different ... no are welcome6) mould opening according to customers' design plastic bottle cap (plastic,for water drink)