... one time using,smart caps... 5 gallon bottle cap ,non spill cap .water capMaterial /features:1. All new food-grate ... available7. Any colour is available8. 5 gallon water bottle caps ,include cap ,inner plug,can print LOG ,use with ... gallons of bottled water (mineral water,distilled water, pure water, spring water, magnetized water etc drinking water) packaging use. 8. The inner cap opens smoothly ...