Comprehensively upgraded for lightness and durability, this shuttlecock delivers a flight trajectory that rivals natural feathers. The impact feels crisp and comfortable, enhancing control during play. Its aerodynamic synthetic feather design features a patented cut with three strategically placed air vents for added flight stability. Crafted from a carbon fiber composite, the feather stem combines long-lasting strength with precision-balanced weight for refined performance. Product Spec Skirt: Composite Carbon Fiber Material Head Material: Composite Cork Feather Material: LDPE Unit: Pack of 6 Pcs NO RETURNS, NO WARRANTIES, OR REPLACEMENTS AVAILABLE. Professional-Grade Aerodynamic Synthetic Feathers Lightweight and tear-resistant Patented cut design with three smartly added air vents for enhanced flight stability Carbon Fiber Composite Feather Stems Robust and long-lasting Precisely balanced for optimal control