PPS 2.0 MIXING CUPS3M PPS Series 2. 0 cups are hard, reusable plastic cups designed for use with the PPS Series 2. 0 spray cup system. Mixing ratios are built into each cup, eliminating the need for separate inserts. Cups are designed to work with PPS Series 2. 0 Lids, featuring a quarter turn locking system without the need for separate collars. A new hard cup is included in each PPS Series 2. 0 lid and liner kit.