They perform excellently when serving cold meals perfect for a fruit salad or yogurt with muesli! These food bowls are the ONLY clear bioplastic bowls certified commerically compostable to Australian AS4736 standards. This is in addition to our Eurpoean EN13432 standards. Using Ingeo reduces raw material CO2 emissions by 75% compared to regular plastic resin. Bioplastic does not have suitable oxygen barrier properties to store food for more than a few days. Bioplastics must be stored out of direct sun and below 35C.