Synthetic (plastic or nylon): More durable and slower in flight than feathers; for students and recreational players.

Synthetic: High durability with increased control; for beginners, training, and recreational play.

Natural Cork: Best for controlled flight and racquet rebound; for tournament play. 

Speed refers to how fast and how far a shuttlecock travels through the air, factoring in the varying effects of temperature, altitude, and humidity. 

Slow (Green): For slower-paced play and limited spaces, or for hotter temperatures and higher elevations.

Medium (Blue): For all levels and styles of play, or for moderate temperatures and areas near sea level.

Fast (Red): For higher-speed play, or for colder temperatures and areas below sea level.