The Arrow 600 Tournament shuttlecocks are made using the highest quality components and the most advanced manufacturing techniques, in order to meet rigorous performance standards.The feathers are first grade selected all natural goose feathers providing premium flight, feel, quality and durabilityEach canister contains 12 x Arrow 600 Goose Match shuttlecocks.As with all natural feather and goose feather shuttlecocks humidifying them 24-48 hours before use will prolong the life and maximise their performance.