Strength & Love - Koi Fish $ 6.00 Default Title - $ 6.00 Quantity This product is currently sold out 100lb heavyweight card stock. Foil. 4.25 x 5.5 inches. Illustrated by Becca Stadtlander. 100lb heavyweight card stock. Foil. 4.25 x 5.5 inches. Illustrated by Becca Stadtlander.