Under Armour: Boys Matchplay Pants Black Size:M (10 12) Pro Level Stability: Every jump and Pro Level Stability: Every jump and crossover is supported by an internal midfoot shank to tough terrain vehicles and monster trucks More than 600 reusable stickers throughout the book Text provides facts about a range of trucks and their special features and uses Every page is designed for children to add stickers to the pageFun feature spreads allow children to create their own scenes using stickersThe highly interactive sticker book format of Sticker Encyclopedia Trucks promotes learning through play contemporary silhouette that stays out of the way of his footwork Maximum Flex: The combination of woven fabric and a stretch waistband ensures no restriction during full speed swings or lateral movements