Boa? What's Boa? Burton now has a boot with a great new speed lacing system called.... Speed Dial. BOOM! Here it is in all itn go both ways. Yes we can say that. it can llosen or tighten with one knob. to release just pull the tiny rip cord, and you are out of this super light boot. Be sure to check this out on your next visit. It's pretty slick.