Fully brushed inside for extra warmth & softness. Fancy Knit fabric for added stretch and comfort. Body contouring guaranteed perfect fit. Excellent wicking rate draws sweat away from your skin. Cosy & warm but lightweight thermal material. Side seam free for added comfort / Ideal for school, camping trips etc. These are ideal to wear under school uniform trousers. Parents tell us that contrary to what they anticipated, once worn, kids actually like wearing them. The light fabric feels invisible, yet remaining effective. Easy care home machine wash at 50C. Maintains warmth even after many washes