Amazon has the CVLIFE Hydration Pack with 3L Backpack on sale for only $15.95 (Reg $38.99) with prime shipping. It comes equipped with a tube with a bite valve to drink, you do not have to hold it to drink.
Amazon has the CVLIFE Hydration Pack with 3L Backpack on sale for only $15.95 (Reg $38.99) with prime shipping. It comes equipped with a tube with a bite valve to drink, you do not have to hold it to drink.