package of 24 personalized initial cards – choice of 30 colors – 5 1⁄2 by 4 1⁄4 inches with blank inside – custom initial and name – makes a great mother's day gift alliance business products every product created by alliance business products is handcrafted from start to finish in our rhode island facility. our cards are flat printed on high quality, smooth, white 100lb. heavyweight cardstock. when the cards are folded, they are 5 1⁄2 by 4 1⁄4 inches in size. apart from the custom printing, the rest of the card is blank (white) and can be written on in pen, pencil or marker.