Youth MTB Shorts with Padded Undershorts Shredder Kid's Camo Mountain Bike Shorts Size:Youth 12 It provides shin and lower D325 It provides shin and lower knee coverage without the full insulation of a long pant — meaningful for shoulder season Ozarks riding in spring and fall when air temperature and wind chill are cool enough that bare shins create discomfort on descents but full pants are too warm on climbs and durability so you can focus on the ride — not your gear and a short sized for a child's current measurement may be undersized within a season This means a parent can order a size larger than the current measurement — which is the recommended approach for growing kids — and use the adjustment straps to take in the extra room initially