Sold as 1 Each. When used with colored or scented stamp pads, children can stamp their alphabet and number sequences, words, sentences and math facts. Size: 5/8'(H). Features all 26 uppercase letters and X punctuation marks for sentence building practice. Theme/design: Lowercase letters. Each set comes in a durable, clear plastic storage case. Small parts, not for children under 3 years. Age group and grade: Ages 4 - 6 and grade pre-kindergarten+. Provides tactile practice in letter recognition, letter-sound correspondence, spelling and word building. Letter sets include punctuation marks. Material: Rubber. These high quality rubber stamps, with easy to grasp handles, are the perfect size for little hands. 30/pack.