This is the Murrays Gath Half Visor for Gedi Helmet Surfing, WaterSports Adding an Gath Gedi Half Visor to your Gath Gedi convertible helmet provides additional sun and spray protection. The see-through visor installs on the Gedi&';s visor threaded inserts, includes ratcheting visor mount and can be worn up, down, or at several positions in between. Complete kit with mounting hardware and instructions. Please note that this visor is not suitable for skydiving. Not recommended for use on the Gath SFC, Surf Convertible or any other Gath models. Sizing Information Clear Half Visors: 52-0401 Clear Size #1: fits Surf Convertible small and medium. 52-0402 Clear Size #2: fits Gedi small, medium and large; Surf Convertible large and X-large. 52-0403 Clear Size #3: fits Gedi X-large and larger. Smoke Half Visors: 52-0491 Smoke Size #1: fits Surf Convertible small and medium. 52-0492 Smoke Size #2: fits Gedi small, medium and large; Surf Convertible large and X-large. 52-0493 Smoke Size #3: fits Gedi XL and larger.