High visibility and variety of colors for the field! Adult: Approximately 22 inches wide by 25 inches long (measured from the back of neck to bottom of vest). Youth: Approximately 17 inches wide by 22 inches long (measured from the back of neck to bottom of vest) The material is light weight, breathable, stretchable, easy to throw on, and machine washable. Perfect for scrimmages, practices, intramural and professional games at any level. Great for any sport: basketball, football, soccer, volleyball, baseball, lacrosse, and more. We strive to provide only quality products. Our current product line includes great products like shade sails, LED tealights, headlamps, whiskey stones and various other sporting and home goods. We travel a lot overseas to various suppliers to make sure we know where our products come from and the quality of the product live up to our standards.