Brighten up your marketing campaign with this item. The Color-Brite Crayons makes a great giveaway. This is a 3 3/4" x 1 1/2" box of four crayons including red, blue, yellow and green. These quality crayons color smooth with no waxy build up. Add this fantastic product to company parties, fairs or festivals for a fun way to promote business. The crayons can't be imprinted. This item is safe and certified non-toxic. Conforms to ASTM d-4236.