Burton AK BK Down Insulator Jacket

Lightweight and easy to pack, yet absolutely crucial when you need to warm up fast, the Burton AK BK Down Insulator Jacket features top-quality 800 fill down with a 90/10 down to feather ratio. Whether you wear it under your shell on insanely cold days, or need a reliable insulator for touring transitions and summit snack sessions, the AK BK Down Insulator is the right call.