This aluminum whistle key chain is great for any safety program. For permanent imprint, this item is laser engraved. 24 hour production not available for direct imprinting. 2 1/2" W View our full assortment of products on our websites: www.Neighborhoodies.com | www.NeighborhoodiesPromos.com. Can’t find what you need? Let us know! We’ll be happy to source products for your project.