Alpinestars: With strategically positioned four-way stretch panels, the Youth Vector Pants give excellent performance time and time again, while its light main shell fabric and reinforced seat area provides high levels of durability.CONSTRUCTION3D knee and shin construction features padding for fit and comfort.3D injection-molded TPR detailing, logos andtabs for durability.Heavy poly-fabric reinforcement on the seat area (600D) and legs (450D) provides superior abrasion resistance. KEY FEATURESMulti-panel, ergonomically profiled pant for a performance fit and to allow for integration of knee protectors.Rear ribbed stretch panel on back and knees provides increased comfort and riding flexibilityInnovative, strategically positioned four-way stretch panels for freedom of movement, comfort and riding fit.Side waist adjustments for customized fit, plus hidden front zipper with snap closure.Convenient interior hip pocket for key/coin storage.Silicon finish on inner waist to stop pant from sliding.