Biltwell Gringo ECE 22.06 / Gringo S ECE 22.06 / Gringo SV Helmet Liner & Cheek Pads Freshen up your lid or dial in the fit with a replacement liner and cheek pads for Biltwell Gringo ECE 22.06, Gringo S ECE 22.06 and Gringo SV Helmets. One interior comfort liner and two cheek pads are included with each kit, and installation is a snap. The size option includes the cheek pad thickness that comes stock in that size helmet. Note: The cheek pads can be changed between any size helmets but the head liners are interchangeable only within their own shell sizes. Features: Only compatible with ECE 22.06-rated helmets Helmets Liners are only interchangeable within the same shell size: Shell 1: XS and SM helmets Shell 2: MD and LG helmets Shell 3: XL and 2XL helmets OEM liner thicknesses: XS: 29mm SM: 24mm MD: 24mm LG: 19mm XL: 19mm 2Xl: 15mm Cheek pads (if purchased separately) are interchangeable between all sizes