Pack of 80 cards. Size 7.5 x 12.5 cm. A navy blue frame helps to color-code your topics while maintaining the contrast and readability of a white background. 5x5 mm grid on both sides. Front and back are identical. Available in 11 frame colors and 3 types of lines: 5x5 mm grid, lined, or plain white. Premium 250 g cardstock: smooth for comfortable writing and sturdy for sorting and durability. Rounded corners prevent the cards from bending. The cards are compatible with the Scribzee app to scan, save, and test your revisions. Made in France.