Pre-owned Like new Price is firm Now even the smallest shredders can experience the fast, micro-adjustable feel of the BOA® Fit System. For the kid that's just learning to stand sideways or growing out of the hook-and-loop Mini-Grom boot, the Burton Grom BOA® delivers comfort and a mellow flex that's great for learning on the bunny hill or stepping it up to the groomers. With a quick turn of the dial, kids can tighten or loosen their boots without help from mom or dad and open the door to a whole new world of mini-shred possibilities.