Exceptional descision in choosing this girl's 1 kg high school / middle school discus. Your beginning discus thrower will find this discus so much easier to throw than other discus. Our 1 kilo discus requires less spin to maintain a flatter flight which helps to build much needed confidence in their throwing ability. It features a 75% rim weight that is an excellent starting point for your beginning Track & Field Star. The side plates are formed from strong High-Impact ABS materials that can withstand the abuse from young throwers. The galvanized steel rim has been machined to meet our high standards for size and smoothness. The galvanized steel rim provides the perfect surface for gripping the discus and the smoothness of the side plates helps provide an easy release. This highly durable Discus is an Excellent choice for either a Training Discus or Competition Discus or Both!! Many throwers use the same discus for training and competition because of familiarity with the discus. This track & field 1 kg discus is also an excellent choice for middle school throwing events and is used by both boys and girls participants. This 1 kg girls discus comes with a peace of mind 1 year warranty against defects. Why not give it a try you have nothing to loose.