Oh, that's what it means! I thought it was plastic in general, like plastic buckles - like when Fastex was invented - remember that - Haha!
Hey, I pull on plastic! :>) When it comes to pulling, I'll pull most anything. Proof of life; here's some Seattle plastic from the late eighties. Vertical Club had a booth at a trade show in Seattle - Me and Jim Purdy were yanking this wall with a bag over our heads too.