This is just the top. The tag notes 2 pc set but this is JUST THE SHIRT.
The Nautica Men's Crew Neck Navy Blue Pajama Sleep T-Shirt Tee in size L is a stylish and comfortable sleepwear option for men. Made from a blend of polyester and cotton, this shirt features a solid blue color with a crew neckline and long sleeves. It is machine washable and belongs to the Nautica Sleepwear product line, known for its quality and thermal features. Perfect for the seasons of summer, fall, and spring, this tee offers a regular fit and is a great choice for men's loungewear.