Under Armour Youth Boys ColdGear Warm-Up Fleece Pants Textured fabric delivers lightweight, breathable performance without sacrificing durability Moisture Transport System wicks sweat & dries fast Covered elastic waistband with an internal draw cord Mesh hand pockets. Loose: Fuller cut for complete comfort. YXS/US7, YS/US8 , YMD/US10-12 , YLG/US14-16 , YXL/US18-20.