This adorable kid's polyester imported Scooby-Doo costume includes a long tail, a dog collar, shoe covers, and a plush zip-front jumpsuit with an attached head. Costume sizes differ from apparel sizes, so don't base your purchase on your age or size of clothes. A Scooby-Doo costume that has been officially licensed should have an authentic trademark or logo on the packaging and labels. Crucial! USE THE RUBIE'S CHILD SIZE CHART to determine your child's size if it is close to the top of the range. This costume runs Medium/Standard. 5-7 Years