100% soft Prima Cotton. Like Brand New - worn 1x! The Long Sleeve Polo PJ Set is a classic cotton pajama set covered in party animals and yummy cakes. You deserve to celebrate, even if it's not your birthday. Super Cozy!!! Button Front Closure Functional Breast Pocket Elastic Tie-Waist Measurement Information Model in photo wearing Size Small Size S Length: 25" Size S Sleeve Length: 24" Size S Inseam: 28.5" Size S Front Rise: 12.5”