This classic black crew neck t-shirt features the bold statement 'What is Sleep?' emblazoned across the chest. The shirt appears to be made of a comfortable, breathable fabric, perfect for everyday wear. Its versatile design makes it suitable for casual outings, lounging at home, or making a statement wherever you go. The t-shirt's simple yet eye-catching design is sure to spark conversations and showcase your unique sense of humor. Ideal for students, night owls, or anyone who appreciates a good laugh, this t-shirt is a must-have addition to your wardrobe.