Hanes Ultimate® Thermal CrewneckThe ultimate in comfort! Our Hanes Ultimate Collection is made with comfort features in every detail, including flat no rub seams and a soft, thermal organic cotton blend fabric for all-day comfort.X-Temp??? technology adapts to temperature, environment, and activity to keep you cool and dry for all day comfort.FreshIQ™ advanced odor protection technology attacks the odor-causing bacteria in clothing that causes clothing to smell ??? so now you can feel fresh all day.Sturdy seam construction for added strength and durability with smooth, flat no rub seams to prevent chafing.Built-in shrinkage control helps ensure a lasting fit.Stretchy rib-knit cuffs keep their shape wash after washSize up for a roomier fitFor all-over warmth, pair with our matching thermal pant.