The Writing CLAW is designed for proper grip development. With the writing CLAW, children do not need to think about the mechanics of the correct grip. The grip builds the positive habit of an efficient grip and produces improved handwriting and control. Sold individually, in a 6 pack (small only), or a 12 pack (medium only) Available in 3 sizes: Small: Pre-K. Medium: Kindergarten-5th grade and some adults.