Petzl Vizion Helmet Shield COMPATIBILITY: The VIZION modular eye shield is compatible with Petzl's METEOR, ELIOS, and SIROCCO helmets. PROTECTION: This eye shield helps protect from ice chips and spindrift. MODULAR: It can be moved up out of the field of vision if necessary or positioned on top of the helmet during transport. DESIGN: The VIZION features an anti-scratch coating on the outside and an anti-fog coating on the inside. EASY TO INSTALL: This eye shield can be easily installed on compatible helmets with basic tools.