Thermal Underwear Size Chart: Small - Top (Chest Size) 30-32 : Bottom (Waist Size) 29-32 Medium - Top (Chest Size) 37-39 : Bottom (Waist Size) 33-35 Large - Top (Chest Size) 40-42 : Bottom (Waist Size) 36-38 X-Large - Top (Chest Size) 43-45 : Bottom (Waist Size) 39-42" XX-Large - Top (Chest Size) 46-48 : Bottom (Waist Size) 43-45 All sizes are approximate Colour: Black, Charcoal and White Material: 50% Polyester, 50% Cotton Washing instructions: Machine washable at 40C, can be tumble dried, wash dark colours separately.
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