2 x sets of 20g premium quality tungsten darts in striking ring grip designs, with precision feel and dynamic balance; Hardcore extra thick 100 micron flights; Polycarbonate medium stems; Designed to be thrown by any standard of player, you'll have great fun in no time with these performance darts - ready to go the moment you are; Hit the oche running with great head-to-head matches with this Red vs Blue Twin Challenge Darts Set