ETHO 2 Pack Girls Thermal Underwear Sets Long Sleeve Vest & Long Pants 80% Polyester, 20% Viscose Pull On closure 2 Sets Of Girls Thermal Underwear (2 Thermal Vests & 2 Long Pants) This Set Of Thermal Underwear Is Made From A Winter Warm Material - Which Will Provide You With Ultimate Comfort Perfect For Using As A Baselayer During Cold Weather Conditions Fully Brushed For Extra Warmth Machine Washable