Strong reinforcement for your bootThe DEELUXE Flex Booster 1K strengthens your boot when you need it and also ensures longer life. Want to use your jib boot for a kicker session, or need a slightly stiffer flex in the backcountry? The Flex Booster remedies this without you having to change your boot. 3K Booster The extra hard Flex Booster 3K makes your boot extra stiff and guarantees exceptional response. This way you can make your boot harder by 3 points on the flex rate. FeaturesSeparate reinforcement for your boot3 different strengths
