Lego Ninjago Boys Youth Green Ninja Sweatshirt Hoodie Lego Ninjago Boys Youth Green Ninja Sweatshirt Hoodie Official Licensed - 60% Cotton & 40% Polyester Color: Green - BRAND NEW Shirt Specific Dimensions (inches) Size Width Length Small 17" 22" Medium 17" 24" Large 18" 24" X-Large 19" 26" 2X-Large 21" 27" Doubling the width measurement will give you the chest size.