New, unused pleated bag (green). I liked the one I was using, so I bought this one as well, but I don't seem to have a chance to use it since I'm using a different size, so I'm putting it up for sale. I took it out of the box for the photos, but it's new. Size S: Approximately w400 x h550 (mm) The following is from the website: PLECO bags are made by taking advantage of the characteristics of two materials: "polylactic acid" derived from plants, which naturally decomposes in the soil and does not produce toxic gases when incinerated, and "recycled polyester," which allows for various expressions.