Frogzskin Universal Rectangle Vents Options:6" x 3.25" OD - 4.50" x 2" ID (1 Piece) Styled to match your 509

Styled to match your 509 kit

Fit your 100 Percent goggles with a better view of the finish line with 100 Percent tear-offs

Full-grain leather outer knee for durability and grip

and the mountain bike specific drop tail provides additional protection from mud

SM :   33 to 37" Chest Size

Frogzskin Universal Rectangle Vents Options:6" x 3.25" OD - 4.50" x 2" ID (1 Piece) Styled to match your 509The newest technology in engineered intake and cooling vents. Ultra thin flexible OEM looking vent. Utilizes the latest technology in Micro Fiber materials allowing maximum air flow and hydrophobic characteristics to repel water and snow. Nose Vent kit designs allow air flow to reduce the power robbing under hood heat from building up all while keeping out snow and debris virtually eliminating the heavy snow and ice build up in the nose and belly pan.