TheSmith Squad XL MTB Goggles feature vented cylindrical carbonic-x lenses with anti-fog treatment to ensure you get crystal clear vision. Smith’s first unapologetic mountain bike specific goggle, the Squad MTB, provides you with crystal-clear vision, maximum ventilation, excellent fit and the helmet integration that you’d expect from Smith.Smith Squad Goggle FeaturesVented cylindrical carbonic-x lens with anti-fog treatmentOpen ventilation paths for maximum airflowRoll/Tear Offs Compatible Lens with In-Lens Tear Offs PostsMedium fitSweat-X F.A.T. 3-layer face foam for sweat managementHelmet compatibleUltra-wide, silicone backed strapIncludes clear lens only