Step On® Snowboard Boot. All-around performance with playful flex, the total control of Dual-Zone BOA® lacing, and the ease of Step On® Dial in your fit and get after it. The women's Burton Waverange X Step On® Snowboard Boots promote a surfy ride and fluid range of motion. A Dual-Zone BOA® Fit System gives you independent control of the upper and lower boot for a custom, micro-adjustable fit and feel. Out-of-the-box comfort means they feel great from day one. These boots are part of a true step-on-and-go system for high-performance riding anywhere on the mountain.