This is a tumbler made by Tervis.
The tumbler is clear plastic and features a black lid with a sliding panel that closes over the opening on top, and a picture of a baseball with the words "Giants" written across it. It holds 24 fluid ounces and is dishwasher safe.
It measures about 7.5" tall without the lid, 8" tall with lid, and 4" wide.
This cup was made in the United States.
The item comes in good pre-owned condition with some wear.