The Burton AK 2L LZ Down Snowboard Jacket: Summit Everest without looking like an ass-tronaut. Key Features of The Burton AK 2L LZ Down Snowboard Jacket: GORE-TEX Performance Shell [2-Layer] Fully Taped Seams with GORE-SEAM Tape [13MM] Burton Sig Fit with Engineered Articulation 90/10 Ultra Premium 600 Goose Down Fill Riri AQUAzip Water-Resistant Zippers Chest Pocket with Riri AQUAzip Ultrasoft/Ultralight 20D Lining Waist Gaiter with Link ZIP Jacket-to-Pant Interface LIFETIME WARRANTY