Under Armour: Boys Matchplay Pants Black Size:M (10 12) to tough terrain vehicles and 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 and slip resistant grip for steady steps Stretch Engineered Waistband: This specialized waistband moves with his swing these pants offer a sophisticated flat front aesthetic combined with the high tech stretch and breathability Under Armour is known for