The no leak, lasts all day jug for you and your crew. The hydration station that keeps the water ice cold or fill It with enough coffee to keep the whole crew caffeinated. The 100 percent leakproof, Rambler One Gallon Jug is designed with double wall vacuum insulation to seal in the temp. The MagDock Chug Cap locks in every drop and the GluggerNot Vent makes it easy to sip and smooth to pour.