Both of them are fish who wear spruce-blue outfits with golden officer badges and a black belt with a golden buckle, white undershirts, and black leather shoes.
One of them is green with dark green lips, a brown beard, and wears dark green glasses.
The other is purple with dark purple lips and wears tan gloves.
Role in series
Mr. Krabs tries to fit an enormous amount of trash in one bag, and tells SpongeBob and Squidward to jump on the trash bag, causing it to explode. The trash inspectors drive to the Krusty Krab to punish Mr. Krabs for causing Bikini Bottom to be covered in trash.
Later in the episode, SpongeBob, Squidward, Mr. Krabs, and Patrick start a trash fight. The trash inspectors break up the fight and punish the group with cleaning up Bikini Bottom using only trash spears.
The green trash inspector is seen riding the outside of the garbage truck.
The purple trash inspector appears driving a garbage truck that gets blocked by a traffic jam caused by a member of the Empty Head Society.