Core Sample 18 oz Steel Bottle Notebook Style_Hypothesis record data

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wax poetic on your favorite hues

pour that precious brew into your fancy new math flask

or sketch your favorite natural history museum finds

schedule and weekly plans in this anatomy-inspired Weekly

Core Sample 18 oz Steel Bottle Notebook Style_Hypothesis record dataPerfect for hot days on dig sites, this Core Sample flask will make sure you've got ice cold water all day long. Take it with you next time you go fossil hunting or toss it in your bag and alight for the lab to analyze your most recent data set. With a textured design for a unique tactile experience, this flask will keep your drink hot or cold until you're ready to enjoy it.