STABILITY AND DURABILITY: This shuttlecock has good toughness, difficult to break off, stable and constant flight performance HIGH-QUALITY MATERIAL: Our shuttlecock is made of selected high-quality duck feather with a durable foam head and offers excellent durability STRONG VISCOSE FORCE: Each spring is firmly glued to the ball head EASY TO CARRY: This shuttlecock comes with fine workmanship, lightweight and portable, 11 pieces in one package to meet your needs LARGE ACCESSORIES: This badminton is very suitable for training and casual games. You can play with your family and friends and have a good time Product descriptions Features: 1. STABILITY AND DURABILITY: This shuttlecock has good toughness, difficult to break off, stable and consistent flight performance. 2. HIGH QUALITY MATERIAL: Our shuttlecock is made of selected high quality duck feather with a durable foam head and offers excellent durability. 3. STRONG VISCOSE FORCE: Each spring is firmly glued to the ball head. 4. EASY TO CARRY: This shuttlecock comes with fine workmanship, light weight and portable, 11 pieces in one package to meet your needs. 5. LARGE ACCESSORIES: This badminton is very suitable for training and casual games. You can play with your family and friends and have a good time. Specification: Condition: 100% Brand New Material: spring + compound cork Color: Colorful (As Pictures Shown) Quantity: 11 pieces / lot Each ball dimensions (L x W): Approx. 8.4 * 5.5 cm / 3.3 * 2.2 inches Weight approx. 162 g Packing list: 1 x pack of 11 badminton balls * The badminton racket is not included.