The Li-Ning Ultra Fly Badminton shoes weigh only 310 grams which will help you defeat gravity! It is armored with spring in each step and cushioned support to help with comfort level movement on the court. The upper part of the Li-Ning Ultra Fly Badminton Shoes is made with a mesh that provides comfort and durability. Li-Ning Ultra Fly is a concoction of everything superlative. From the material made to the technology that has been put to work to the design, only the best has been used so you can be at your absolute best. Key Features: Ameliorated: Li-Ning Ultra Fly is a concoction of everything superlative. From the material made to the technology that has been put to work to the design, only the best has been used so you can be at your absolute best. Absolutely Lightweight: Weighing only 310 grams, the Li-Ning Ultra Fly is the epitome of a lightweight shoe. So much so that it could even help you defy gravity! Fly Mate Sole: Li-Ning Ultra Fly has a specially engineered bionic sole that provides you with maximum traction. The sole is devised with a strategically inserted TPU plate that helps in attaining the highest amount of stability. About Li-Ning: Li-Ning Company Limited is a Chinese sportswear and sports equipment company founded by former Olympic gymnast Li Ning. The company endorses a number of athletes and teams worldwide.