Features of Cosco CB-320 and Aero 737 Nylon Shuttle Cock G5 Strung Badminton Racquet : Ideal For: Boys, Men, Girls, Women, Senior, Junior, Playing Level: Recreational, Beginner, Head Size: 53 sq/in, Beam Width: 20.5 mm.CBX-320 Aluminium Frame. Graphite / Carbon Shaft.T-joint Wide body frame construction with flexible Graphite shaft which provides better control and touch for all levels of players. Very Good Flight. Maximum Control. High Durable Nylon. Cork look Foam.