The shirt is a cotton blend. The pants are 100% cotton. Slip into comfort with the cozy Gap Ladies Flannel Pajama Set, a perfect blend of style and snugness for a good night's sleep. The set comes in a vibrant red plaid pattern with a complementary white V-neck top, offering a timeless look for your sleepwear collection. Designed for women, this pajama set embraces a regular fit in a size Large, ensuring ample room for relaxation. Crafted from soft flannel fabric, the set promises warmth and breathability, making it ideal for cooler nights. The plaid pants provide a casual, yet polished look, while the V-neck top adds a touch of elegance. Whether it's for lounging or dreaming, this Gap pajama set promises to deliver comfort and a hint of femininity to your nighttime attire.