... spill, one time using,smart caps... 5 gallon bottle cap ,non spill cap .water capMaterial /features:1 ... cap4. Easy to tear on the bottle5. Can printing custom logo on the lable6. Several different ... is available8. 5 gallon water bottle caps ,include cap ,inner plug,can print LOG ,use with heat ... inner cap opens smoothly an securely when the bottle removed from the cooler ,which particles from entering ...