This Pica crayon holder Classic 588 fits crayons with a diameter of 11 to 12 mm. It holds crayons securely, to keep crayons from breaking easily and your hands clean. The crayon holder has a triangular shape with rounded edges. Its high-quality ABS body is shock-resistant and will keep your crayon from breaking when it falls onto the floor. Thanks to its push mechanism, you are able to make the most out of your crayons. Delivery includes 10 crayon holders.