For long runs I really like my camelback marathon, it’s pretty small so doesn’t add too much heat, in summer I freeze the bladder before I run and it cools me down a bit…
More recently I’ve been using a flip belt and camelbak 250ml bottle, one in hand and one in the belt, when empty they disappear in there and get forgotten until the end of the run…
For long runs I really like my camelback marathon, it’s pretty small so doesn’t add too much heat, in summer I freeze the bladder before I run and it cools me down a bit…
More recently I’ve been using a flip belt and camelbak 250ml bottle, one in hand and one in the belt, when empty they disappear in there and get forgotten until the end of the run…