Changes color with chilled shots. Unique square bottom with round top design. 1 Oz. line marked on inside. Severe weather conditions may effect the mood change. 2 1/2" H 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.