ColdPruf Youth Basic Dual Layer Long Sleeve Base Layer Crew Neck Top and Bottom Set Youth unisex base layer top and pant set, available in navy and aqua Soft, cotton two-layer engineering traps body heat between layers resulting in chill-blocking warmth Tagless labeling and flat seems provide a smooth fit and extra comfort Pant sits at natural waistline Fits loose on the body, generous cut for full range of motion Great for lightweight layering for cold to very cold weather and low to medium activity levels