Stay warm and cozy with this Athletic Works Boys Thermal Underwear Set. Made of 50% cotton and 50% polyester, this set is perfect for outdoor activities. The set includes long johns with a solid gray color and a single pack quantity. It features breathable material and is machine washable for easy care. The set is suitable for boys in size XS (4/5) and is brand new with tags.

The Character Family of the set is Astro Boy, making it a great choice for fans of the character. The set is made in El Salvador and is a perfect addition to any boy's wardrobe. Get your hands on this thermal underwear set today and keep your little one warm and comfortable all winter long!