This fits your .
375 ml (12.7 oz) Glass Hip Flask with Curved Back. Convenient size. Easily carried in a pocket. "375 ml" is imprinted in the glass. Glass will not affect taste or contaminate contents. PE Foam liner of the cap provides a great seal. FDA compliant.
375 ml 12.7 oz Glass Flask Liquor Bottle with Black Caps 12 Pack - BU32P60RV