Japanese consumers prefer 33mm opening for consumer bottles accordingto study

"Japanese study finds ‘optimum’ aluminum bottle opening size for Coke drinkers The majority of Japanese consumers believe that the opening diameters of screw-top aluminium bottles are too small, a study has found, while also determining that 33mm is the optimum size for 'drinking ease'. "

Source: Japanese study finds ‘optimum’ aluminum bottle opening size for Coke drinkers

By Ben Bouckley

13th August 2012

BeverageDaily.com

http://www.beveragedaily.com/Processing-Packaging/Japanese-study-finds-optimum-aluminum-bottle-opening-size-for-Coke-drinkers