HJC RST Shield for AC-12, AC-12 Carbon, CL-15 and CL-SP Helmet - --/Rainbow This dynamic shield from HJC is coated with metallic compounds in a high vacuum chamber to give it a unique rainbow appearance The coating improves eye protection via its high degree of surface reflection It looks great too Fits AC-12 (Fiberglass & Carbon), CL-15, CL-16, CL-SP (Ninja Zx & ZxsP), CS-R1, CS-R2, FS-10, FS-15 (Fiberglass, Carbon & Air), IS-16 helmets