Stay warm and comfortable all day with this new thermal underwear set from Athletic Works. Designed for boys size 4-5, this solid gray set is perfect for outdoor activities. Made from a breathable blend of cotton and polyester, this long johns style underwear is machine washable for easy care.

Featuring a fun outdoor theme, this set is ideal for the adventurous boy. With a single pack containing one set, this underwear is both practical and stylish. Purchase this new with tags Athletic Works thermal underwear set for your little one's next outdoor adventure.