"Recycled plastic" refers to plastic materials that have been used before and then processed to make new products instead of being thrown away. Full definition
The stuffing is made from recycled plastic bottles so it will retain its shape for a long time and the outer cover is completely machine washable. (pawster.com)
Strong, durable, and made from recycled plastic bottles. (rexlondontrade.com)
They also have some cool building blocks that are made of recycled plastic bottles and they're... um... plastic bottles. (treehugger.com)