Made for little fingers. Flexible foam is chunky and easy to handle. Perfect for letter identification, phonics and word building/spelling activities. Four colors make this set playful and entertaining. 70 letters total: 6 each a & e; 5 each i; 4 each h, o, s; 3 each n, r, t, u; 2 each b, c, d, f, g, j, k, l, m, p, v, w, y; 1 each q, x & z plus punctuation. Magnets are 1 to 2" tall, and sets are packed in a handy storage bucket with illustrated booklet.