90% Soft Polyester / 10% Spandex
Pull On closure
Machine Washable, Dry quickly, Repeatedly washed without shrinking, No fading, Non-irritating.
All Day Comfort: Traditional cotton long underwear are simply scratchy and uncomfortable to wear for long periods of time, SIORO boys thermal underwear set are made from a soft, comfy polyester blend so you can enjoy all-day comfort, and your winter adventures never have to end. Please note that our kids thermal underwear is a little skin tight, we recommend you buy one size up
Double Fleece Comfort (Without The Bulk): Long johns for boys with fleece in the outer and inner gives you high-quality warmth and soft, you don't need to worry about the cold weather
Good Moisture Absorption and Sweat Elimination: When your little ones sweat, this thermals base layer can wick moisture away from your skin, and dry quickly and insulating from the cold.
Great Flexibility For Any Movement: Boys long johns is designed with four way stretch compression for your kids freedom of movement. Enhances your child's range of motion and never have bound feeling.
Wonderfully Warm: SIORO thermal underwear for kids is perfect for use underneath formal or casual attire at work or for a day out, or the thermal underwear can be worn as comfy pajamas on cold, chilly nights.
