Shin Manga Shin Manga SHOPNOW Base Curve : 8.6 mm Polyhema : 58% Water : 42% Diameter : 15.5 mm Color Range : Kokoa Brown, Karin Grey, Misa Brown, Siera Grey, Kira Black Power Range : Plano s/d -6.00 (step 0.25D): Kokoa Brown, Karin Grey -6.00 s/d -10.00 (step0.50D): Kira Black Plano s/d -6.00 (step 0.25D), -6.00 s/d -10.00 (step0.50D): Misa Brown, Siera Grey Technology : Full Cast Mold System No. AKL : 21204716149