Sale: $129.00 - Retail: $230.00 This is the default choice for any junior skier because it will accept both junior and adult boot thicknesses, it?s a durable binding, and its red. The SL45 is suitable for first time novices all the way up to more advanced levels, as long as the skier’s DIN falls into the range (.75-4.5). The adjustability of the heelpiece also allows a wide range of adjustment for growing feet or when its time to pass the gear onto a younger sibling or ski buddy.