Our Company SAI Trading & Manufacturing LLC , is in SultanateOf Oman , At present we are one of the leading manufacturers of PC5 gallon water bottles with Closed handle , No Handle And withHandle , in Closed Handle bottles there is no chance ofmicrobacterial effect occur compare to other bottles which ishaving open handle , in these types the water go in the smallcylindrical handle , for reusing these type of bottles washingcan't be done properly in these areas which can cause condaminationas well as micro bacterial issues We have Water dispensers which is also made of Poly carbonate , canbe used for 5 gallon 12 ltr , 6 ltr water bottles Another product is 5 gallon water caps , these caps can be used forRetunable as well as non returnable 5 gallon waterbottles