The special package is sturdy and can be well protected from pressure, keep you spring-loaded and well-protected transportation.Bright fluorescent yellow allow you to find it quickly. Playing badminton is a fun, efficient and economic drill, particularly suitbale for indoor and otdoor practice. .Good for entertainment, education, competitions and fitness, especially for coaches, amateurs and beginners. Cork Material: Composite Cork. Good elasticity, good hitting and durability, not easy to crack, to provide stability in flight.