Plastic threading letter beads with vowels in red and consonants in blue. The 4 blank yellow beads can be used to separate words and aid sentence construction. Printed with upper-case letters on the front side and lower-case on the reverse. Simply flip the beads over to change. Includes 66 beads measuring (4 yellow blanks, 2 of each letter and 4 of each vowel) and 4 strings measuring 52 cm (20-1/2") long.