Material: Fabric: 100% Lycra, Filling: 100% foam particles, 12x6 inches. Comfortable height, ergonomic design, allows free arm movement. Prevents facial red marks and drooling. Helps reduce shoulder and neck strain, prevents arm numbness. Breathable design promotes smooth breathing. Soft, comfortable, skin-friendly and breathable. Designed to match the head's natural position when sleeping on the stomach. Center is concave, sides are convex for scientific head support, providing comfort during afternoon naps. Lightweight and easy to carry. Small pillow is soft, breathable, fits snugly to the head, shock-absorbent, compressive, with good resilience. Quiet, environmentally friendly and safe. Multi-purpose use. Ideal for students during lunch breaks between classes to relieve morning study fatigue and restore mental clarity. Suitable for office workers to reduce fatigue and stress, regain focus, and boost afternoon energy.