These final recycled plastic pellets are often high-grade, environmentally-friendly materials, available at less st than virgin plastics. This includes resins such as LDPE, LLDPE, MDPE, HDPE, PP, BOPP, PP, HOPP, PET, RPET, PS, PC, EPS, GPPS and HIPS. Greenpath ROkayvery is a direct, multi-material USA-based plastics processor.