Waterproof, breathable, and focused on versatile performance, the bestselling Burton Vent Pant is ideal for everything from warm spring laps to hiking in the heart of winter. Its aptly named for its Crossflow„ combo of outer vents and knee-to-knee Test-I-Cool inner thigh vents that maximize cooling when the action heats up. Our exclusive thermo-regulating Living Lining„ offers the ultimate in adaptable warmth and consistent comfort. The whole package is bluesign® approved for a reduced impact on both people and the planet. Features like YKK® water-resistant zippers and burly Anti-Scuff Cuffs, not to mention a LIFETIME WARRANTY, make the Vent Pant a perennial favorite for riders worldwide.