2016 New Versions Enjoy playing badminton at night with these OuTera LED Badminton Shuttlecocks! *6 x LED Feather Shuttlecock (Color-changing) - Perfect for playing in the dark environment. *LED lights installed in the back of the cork, On/Off push button. *Material: goose feather, feather, SMD lamps, electronic products. *Cork ball head and each shuttlecock only weights about 6.7g/0.24oz. *Inexpensive shuttlecocks for beginners. Specifications: -Package Dimensions: 9.8 x 2.5 x 2.5 inch Package Includes: -6 x Color-changing LED Shuttlecock After Service: 1.Log into your account on Amazon.com, click "Your Account", and then click "Your Orders". 2.Click on the specific product you purchased from us, and select the "Contact seller". 3.Provide the order number and pictures, OuTera will provide new products to you.