Go for ultimate distance with the Gill(R) Tru-Flight(TM) 800g Boys' Javelin. Great for beginning and intermediate throwers, this javelin is constructed of a hardened aluminum alloy for an ideal stiffness. The javelin's design and steel tip meet the specifications for IAAF(R) (International Association of Athletics Federations), NCAA(R) and high school track and field competitions. FEATURES: Steel-tipped javelin Complies with high school, NCAA(R) and IAAF(R) rules Made of hardened aluminum alloy Rated for 70 meters/230 feet Weight: 800 g/1.8 lb. One-year manufacturer's warranty Model: 35087 For additional information relating to the Manufacturer's Warranty, please contact 217-367-8438.