The waterflask is a more efficient water container than the skin, but requires less and easier to aqcuire material. Only taking 1 slot also makes it more versatile. The waterskin should be buffed to hold at least 5 l of water, making it more efficient but more expensive and less versatile.
sabinati wrote:uh, apparently i did miss something in the reading of the OP: a major fail of logic. since when is 1 leather easier to get than 1 dried hide?