Quote Originally Posted by Nanci
Polar Bottle Drink bottle. I wasn't impressed. Maybe it kept my frozen R4 colder a little bit longer, but when I drank it after 2 hours, it was tepid, nothing approaching cool, even.

i
Try filling your bottle about 3/4 full and freezing it. I still have ice in my bottle at the two hour mark when I do this. I carry two Polar water bottles because sometimes it takes the ice awhile to melt.

V.