3M 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 & Liner Kit.