Politics Is Fun > funny physics chemistry science gifts t-shirts > funny math joke > funny math joke Cinch Sack
funny math joke Cinch Sack
a funny math joke on gifts and t-shirts.
- Cinch Sack
- Backpack style cinch sack
- 14.5" W x 17.5" H
- 100% cotton canvas
- Zippered front pockets
- Enzyme washed for a vintage look
- Cotton webbing straps
Drag the square at the left to choose the part of your image you want to use. Tips: Click and drag any corner to resize; click and drag from the inside to move.
Click done if you're happy with the way it looks.