The Indera Mills® Youth Basic Thermal Set, 2-Piece will keep them warm out in the elements. ColdPruf Relaxed Fit- Fits loose on the body, generous cut for full range of movement Perfect as a base layer or on its own Rated for Cold to Very Cold and Low to Medium Activity Crew neck Set-in long sleeves Rib collar and cuffs help keep the cold out Flat seams to prevent chaffing Tagless labeling Pants sit at natural waistline with a comfortable front and back rise Ankle length Inner leg gussets for added durability COLDPRUF branded waistband Product Features: Fabric:60% Cotton / 40% Polyester Indera Mills Youth Basic Thermal Set, 2-Piece