Our new eCycle collection is designed to help keep you and the earth happy. eCycle Polypropylene is a proprietary custom formulated food grade 100% recycled polypropylene material with 25% post-consumer recycled content. The tumbler is fully recyclable anywhere that recycled plastics are collected and recycled that are marked with the resin code 5. All of the recycled material - which is 100% of the plastic content - originates from FDA approved containers. The eCycle material is formulated and tested to match FDA food safety material standards. Features a twist-off lid and double wall construction.