Use with plastic cups to take cold beverages on the go. Exceptional clarity and durability, made from PET. Crystal clarity makes it easy to know what's in every cup. Made of recyclable PET; check locally, may not be recycled in your area. Compatible with: TP12S, TP16D, TP20, TD24, RTP16DBARE, RTP20BARE. Compatible with: RTD24BARE, P16R, P16, 16FPX, 24PXW, 20PXW, 16PX, 24PX. Compatible with: 20PX, SD12, 16FPXW.