The 13.5 Litre Enviro Lid is manufactured using second life PP reclaim material. It can still be recycled after use again which is a great feature. The Lid itself fits the 13.5L and 22L Nesting Crates Part number 18131010200 and 18131510200 which is also second life material. These bins are very useful in the work place for storage of product. They Nest into each other well and are very easy to handle. They are not suited for Food processing. If you need to know more about the products that IFP offer in second life material just contact our friendly team.