Bullet Points: 1.360 ° uniform force, with the sphere forming a regular circle. 2. Smooth and Soft: Feathers are treated with special formula, and the shuttlecocks are smooth and soft. 3. Stability Design: Comes with composite double head cork which offer consistent bounce and steady flight path. 4. Durable to Use: Fast volleys and flight consistently. Premium feather and sturdy structure provide a continuously play and make the ball for long time use. 5. Wide Application: Suitable for entertainment, training and exercise fitness, especially for trainers, amateurs and beginners. Specification: Weight: about 5g/pcs Packing List: 3/6/12*Badminton Please notice: 1. Due to the different monitor and light effect, the actual color maybe a slight different from the picture color. 2. Please allow 2-3cm differs due to manual measurement.