This is a Peanuts Snoopy Bag-It auto trash bag.
The bag is black vinyl with a yellow graphic featuring Snoopy and Woodstock, and reading "Bag It!". At the top is a slit to hang it over a hook or knob in your car.
It measures about 9.25" tall, and 7.25" wide.
This bag is in pre-owned condition with wear and stains on the graphic.