From the manufacturer: 100% polyester-mesh team jersey with integrated, removeable, plastic shoulder pads. 100% double-knit polyester team pants with elastic waistband and cuffs. Helmet chin strap. Size options: Small 4-6 years old, medium 7-10 years old. Set includes: Team helmet, jersey with integrated, removable, plastic shoulder pads, pants, helmet chin strap, iron-on number kit for jerseys 0-9. WARNING: Helmet must not be used as protective equipment in football or any other contact sport.