Used 1 season for a total of 7 days The Vans Cirro Snowboard Boots are a serious rider's premium choice for big mountain performance and adjustability. The adjustable flex rating means that you can dial these boots to suit your boot / quiver needs. This boot has all the technology you need with Vans signature style, and with the endorsement of a very cool partnership with POW, your money will go to a good cause too.