DESCRIPTION 509 Sinister MX6 Flow Goggle Introducing the 509 Sinister MX6 Flow Goggle, the ultimate solution for riders who demand the best in clarity, comfort, and performance. Designed with the latest in goggle technology, the Sinister MX6 Flow Goggle provides unmatched visibility and protection, making it the perfect choice for any off-road rider. Features: Wide field of view Innovative ventilation system to prevent fogging Contoured triple-layer face foam for a comfortable and secure fit Durable polycarbonate lens with anti-fog and anti-scratch coatings Tear-off and roll-off compatible for added convenience Dual-pane lens with airflow venting to reduce fogging Adjustable strap with silicone grip for a secure fit Flexible frame design for a comfortable fit with helmets Compatible with prescription eyewear Available in a variety of colors and designs to suit your style.