The Crayola My First Crayons are jumbo sized crayons that are easy to hold and will create thick, bold lines. They come in an assortment of bright, vibrant colours which add a sense of fun to your documents and artwork. These crayons are hard to break and non-toxic. These crayons are jumbo sized, so they create thick, bold lines. They are easy to hold and hard to break. It is recommended for ages 3 and up. The crayons are non-toxic for your safety. There are 12 colours in each pack. They come in an assortment of bright colours.