Octave Mens Thermal Underwear Long Sleeve Top (British Made Viscose Extra Warm) Fully brushed inside for extra warmth & softness. Ribbed fabric for added stretch and comfort. Body contouring guaranteed perfect fit. Excellent wicking rating. Side seam free for added comfort. Cosy & warm but lightweight thermal material. Proudly British Made in Leicester. Easy care home machine wash at 50C. Maintains warmth even after many washes. Covered elasticated waist for comfort. Soft cuff at wrist - ideal for layering & to appear discrete.