Astec Aero Prestige 90

Astec's new brand badminton racket from Indonesia, but in the Singapore Open 2014, Simon Santoso used it to defeat the world number 1 - Lee Chong Wei. So it remind me to say about it

Weight (g) : 88-90 (3U)
Length (mm) : 675
Balance (mm) : 290 +/- 2
Shaft Flex : 8.5 +/- 0.1, Stiff
Frame : Iso + Mid Plus
Recommended Tension : 28 lbs
Technology : Astec Aeroleap Technology, Midplus Aero Frame System

Frame shape looks similar to Mizuno GP80. Cone shape, handle and shaft length is similar to Yonex Arc10. Unique feature of this racquet are ridges that run the entire perimeter of the frame on both sides.