The Burton Exile Cargo Pants for boys are one of the most popular snow pants for boys. The wind- and waterproof DRYRIDE® fabric, the warming Thermacore™ insulation and the innovative Room-To-Grow™ system, where the legs can be extended, make the Exile Cargo Pants simply unbeatable FeaturesDRYRIDE 2-Layer Nylon Woven FabricPFC Free DWRArticulated KneesZippered Thigh PocketHandwarmer Pockets with Hook-and-Loop ClosureCargo Pockets with Hook-and-Loop ClosureMesh-Lined Thigh VentsLifetime WarrantyRoom-To-Grow™ SystemCurved Back Hem Reinforced with Abrasion Resistant FabricHook-and-Loop Cuff ElevatorsBelt Loop Ticket O-Ring