HJC Accessories HJ-09D Dual Lens Smoke Dual lens shields are designed for snowmobile applications allowing a controlled ventilation of cold air. Fits AC-12, CL-15, CL-16, CL-SP (Ninja Zx & ZxsP), CS-R1, CS-R2, FS-10, FS-15 (Fiberglass, Carbon & Air), IS-16, RKT-Prime and RKT-101/201 helmets.