Most trays have ribbed bottoms to remove excess paint from a roller cover after filling it.
Ladder-lock legs permit them to snap onto a stepladder.
A good quality tray can last indefinitely if cleaned after each use.
Plastic tray liners are also available.
Some trays features a lid that closes and seals paint, roller or brush inside the tray. This eliminates the need to clean the painting equipment after each use. It also saves paint.
DIY Frequently Asked Questions / Roller Tray')">
A container that holds paint when using a paint roller.