Post-consumer recycled PET is comprised mostly of PET beverage bottles. Each case of Bare® by Solo® cold cups contain an amount of post-consumer recycled PET equal to approximately the following number of 16.9 fl oz water bottles*: 9oz cups – 174 bottles/case, 10oz cups – 194 bottles/case, 12oz cups – 236 bottles/case, 16oz cups – 294 bottles/case, 20oz cups – 222 bottles/case, 24oz cups – 232 bottles/case.