These stamps are manufactured by K&Co and sold under the brand Marcella. They are classic alphabet stamps in all capital letters. Each stamp measures .75" tall and .25-.75" wide. There are 37 total stamps in the set. You get uppercase alphabet, numbers, an exclamation point and a question mark. 

Because they are crystal clear, these stamps are easy to position on a clear acrylic block (sold separately) and it is easy to see where you are stamping. This size is perfect for card-making, scrapbooking, gift bags, and more.