USE THEM EVERYWHERE You can stop paying outrageous prices on cruise ships, concerts and sports events. These kind of flask bags fit for movies, hiking, BBQ, camping, skiing, tailgating, lazing by the pool.
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EASY TO USE The screw caps of flask bags can help to seal the bag tightly, no leaks, and the funnels can be fold for easy storage, very helpful for carrying with when going out.
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HEAT OR COLD RSESTING Heat-resisting,even for Boiling water or hot drinkings,like coffee Cold-resisting,frozen ok
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