The performance and durability of Burton AK 2L GORE-TEX Cyclic Pants are well-known. From local heroes to globe-trotting pros, the Burton AK stamp of approval is all anyone needs to see to know these are all-world all over the mountain. With years of on-snow testing and design refinements, these shell pants have become known as the whenever-wherever staples of hardcore riders everywhere. Stay dry, stay warm, stay riding.