Maximize your 5 gallon water caps output - superior closure solutions for efficient 5 gallon water cap molds offered by SINOPK that has done a huge of different caps and closures projects, a division of Sino Mould, are here for you! You will get the excellent 5 gallon water cap mold with full support from the cap design to mass production on your factory. SINOPK has delivered hundreds of high performance 5 gallon water bottle cap molds reputed among customers.