Our Highest Tech Two-Layer Jacket. Shake of cold lift rides and biting winds without compromising on your mobility in the men's Burton [ak] 2L GORE-TEX Swash Jacket. Its core-focused insulation cranks up the heat, just like wearing an insulated vest under your shell, and leaves your arms unrestricted and free to move. A finely tuned list of rider-designed features keeps you focused on scoping lines and sticking every landing.