This Cat & Jack Boys 2 piece pajama set in size XS(4/5) is perfect for young boys who love blue color and animals. The set includes a pullover top with a crew neck and long sleeves, along with matching long pants. Made of soft 100% polyester fabric, this pajama set is machine washable for easy care. The bear theme adds a fun touch to the set, making it ideal for all seasons of the year. Perfect for bedtime or lounging around the house, this pajama set from Cat & Jack is a great addition to any boy's wardrobe. NWT