Anybody else do this?  We don't judge, becuase we do too!  Our top selling 8oz canvas flask made of heavy weight cotton canvas cover with a BPA free, leak proof, and airtight liner holds up to 80z of liquid.  Pop off the food grade slicone cape and use it as a 1oz shot glass.  Measures 5"x8" Made in the USA

Care instructions: Rinse the liner or use a bottle brush with warm water and bit of dish soap.  Wash exterior with soap and water and let completely air dry.