The Pack of 6 Elite 10 shuttlecocks are engineered with a top grade aerodynamic nylon skirt. A perfectly engineered nylon shuttlecock built with the highest quality moulded EVA base.This gem of a shuttlecock is crafted to replicate the flight, sound, and play of their feathered counterparts using a feather shuttle as a baseline and engineered to provide you with maximum durability and unmatched performance.