The Helium Snowmobile Jacket allows for maximum mobility, warmth and comfort in any mountainous environment. This lightweight yet durable shell snowmobile jacket design is engineered with the rider experience at its core. It's guaranteed to be completely waterproof and windproof for life, while also providing a breathability rating that is second-to-none thanks to the built-in Sympatex® membrane. The Helium Jacket is ergonomically designed for active riding, meaning its fit will always mimic the wearer's movements, especially when paired with the Helium Highpants. Features Lifetime warranty with the Sympatex membrane. 100% sealed seams and logos. 100% windproof, waterproof and highly breathable Sympatex membrane. Water-resistant YKK zippers. Powder skirt. Adjustable non removable hood Offset front zipper for optimal comfort at chin. Backpack friendly underarm venting. Reflective details for optimized visibility. Two side pockets placed high for avalanche backpack strap. Inner wrist gaiters with thumb hole.