Sunchips plant-based compostable bagFrito-Lay last year unveiled the first biodegradable snack bag for a major brand, but the effort backfired somewhat and sales dropped when the SunChips bag turned out to be so loud that a Facebook group formed called, “Sorry But I Can’t Hear You Over This SunChips Bag”.

Now the company thinks it has found a solution: a rubbery adhesive sandwiched between the two layers of the bag to create a noise barrier that cuts its sound by 15 decibels.

(READ more in Fast Company)

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