Tifosi: Building on the success of the dynamic Tifosi Crit, Tifosi Optics introduces the sleek new Synapse. With the wider, super-secure arm design of the recently launched Tifosi Camrock , the new Tifosi Synapse delivers open lens performance and style in equal measure.Virtually indestructible Grilamid TR-90 nylon frames keep the Synapse lightweight, with full-coverage lenses protecting your eyes from harmful UVA/UVB rays.Vented lenses decrease fogging and the fully adjustable, slip resistant hydrophilic rubber arms and nose pieces ensure a custom fit.The Matte Black Synapse comes equipped with a Smoke, All Conditions Red and Clear Interchangeable lenses, a zipped hardshell case and a microfibre cleaning pouch.The Crystal Blue ( translucent blue with black surround ) Synapse comes equipped with a Smoke, All Conditions Red and Clear Interchangeable lenses, a zipped hardshell case and a microfibre cleaning pouch.• Hydrophilic rubber ear and nose pieces for a no-slip fit • Adjustable nose and arm pieces • Vented lenses increase air circulation & reduce fogging • Fits M-XL face sizes • 30 grams • 100% protection from harmful UVA/UVB rays • Lifetime Warranty against manufacturer defects