Subuteay Thermal Underwear for Boys Fleece Lined Long Johns Set Kids Base Layer Ultra silky

【Ultra soft fabric】The boys thermal underwear base layer with first-class fleece lining is warm enough to give your little boy protection against the cold weather. The tagless design and friction-free seams of the long johns for boys provide a breathable and cozy fit.【Heat retention】Our boys long underwear feature high-technology heating fiber, which is effective to insulate the cold air from chilling winter. The boy’s thermal underwear set is also designed for moisture-wicking, to avoid sticky sweat.【4 way stretchy】The boy underwear and boys pajama pants are crafted using elastic fabric, offering free movement for skiing, running, hiking, snowboarding, ice skating. The adjustable waistband of the thermal bottoms helps your boys to put on and take off easily.【Convenient crotch design】The thermal underwear set for boys with a flexible open fly crotch is convenient for your child to go the washroom. Perfect for boys, teens, men. Let your kids feel cozy all day!【Easy to care】Spandex added for shape retention and durable. Our boys thermal long underwear can be washed many times without shrinking,fading. No irritation, No laddering. Perfect for everyday use. High quality materials and excellent craftsmanship ensure long-lasting durability.