Fact Sheet: Advanced Kevlar and fiberglass shell SilvercoolPlus Matrix Composite tissue / removable & washable . Advanced Kevlar and fiberglass tissue Matrix Composite shell: Lightweight, fit and comfort using Advanced CAD Technology. . One-touch integrated sunshield: SunShield 3-stage adjustable deploys quickly and easily (patent pending) . UV-treated Flip-up . QuickSlide T protection system replacement: Fast, secure, without tools removal and installation. . "ACS" Advanced Channeling Ventilation System: Full management of the air flow from the front to the rear to release heat and moisture. . Interior SilvercoolPlus (Ginkgo): Moisture wicking and anti-odor fabric interior with antibacterial silver-based. . Crown and cheek pads are removable and washable. . Protection Prepared for Pinlock . To improve the comfort, FG-JET is available in 3 different shells: the first for XS-S, ML sizes for the second and the third for the XL-XXL.