Material: Fabric: 100% Lycra, Filling: 100% foam particles, 12x6 inches. Comfortable height, ergonomic design, allows free arm movement. Helps prevent facial red marks and drooling. Supports shoulders and neck without soreness, prevents arm numbness. Breathable design promotes smooth breathing. Soft, comfortable, skin-friendly and breathable. Designed to fit the natural shape of the head when sleeping on the stomach, with a contoured middle and raised sides for scientific head support, providing comfort during afternoon naps. Lightweight and portable, easy to carry. The small pillow is soft, breathable, fits snugly to the head, offers shock absorption and compression resistance, has excellent resilience, is quiet, environmentally friendly and safe. Multi-purpose use. Ideal for students during lunch breaks between classes to help relieve morning study fatigue and restore mental alertness. Suitable for office workers to help reduce fatigue and stress, regain focus, and boost energy levels in the afternoon.