Wooster 18 in. x 21 in. Plastic Polypropylene Big Ben Tray for Rollers 0BR4130210 - The Home Depot

Wooster Big Ben Roller Tray is useful for painting large areas The 21 in. width allows for use with 18 in., 14 in., 12 in. or smaller roller covers.

Wooster 18 in. Big Ben Roller Frame 0BR0450180 - The Home Depot

Wooster Big Ben Plastic 21 in. W x 18 in. L 1 gal. Paint Tray BR412-21

BEHR PREMIUM 1 gal. #760F-5 Milestone Textured Low-Lustre Enamel Interior/Exterior Porch and Patio Anti-Slip Floor Paint 623001 - The Home Depot

Wooster Brush R478 Big Ben Tray Liner - Pack of 12 : Tools & Home Improvement

Wooster 21 in. Big Ben Tray Liner 00R4780000 - The Home Depot