NWT, Sz M OUTER SHELL 94% polyester 6% elastane Which has at least: OUTER SHELL 94% RCS-certified recycled polyester 6% RCS-certified recycled spandex CERTIFIED MATERIALS RCS CERTIFIED RECYCLED POLYESTER Nowadays, recycled polyester is mainly made from PET plastic waste. This is a type of plastic that is widely used in a variety of items, such as plastic bottles. Using recycled materials helps limit the production of virgin polyester fiber. It is certified to the Recycled Claim Standard (RCS), which verifies the re