Material: Fabric: 100% Lycra Filling: 100% foam particles Features: 1. Comfortable height, ergonomics, free arms. No red marks on the face, no drooling. Shoulder and neck are not sore, arms are not numb 2. Breathable design, breathing smoothly. Soft and comfortable, skin-friendly and breathable. 3. Designed according to the shape of the headrest when sleeping on the side, concave in the middle and convex on both sides, scientifically protect the head, and feel comfortable in a nap. 4. Very light to carry, small pillows are light to carry. 5. It is soft and breathable, fits the head, shockproof and pressure resistant, good resilience, quiet, environmental protection and safety. 6. It can be washed directly with water, it is recommended to wash with water. After washing, wipe off the excess water in the pillow and let it dry naturally. 7. Nano particle filling port. The last process here is 3-4cm wide and cannot be machine-sewn. It is sewn by hand, the machine stitch is not necessarily neat, but it is strong and does not affect the appearance and use. 8. It is filled with high-quality soothing foam particles, soft and delicate, and fits the face completely. DuPont Lycra fabric is silky, elastic, breathable and skin-friendly. 9. Multifunctional, students are ready to take a lunch break between classes at any time to relieve the fatigue of studying in the morning and restore the brain"s rapid thinking; office workers are available at any time. Dispel fatigue and stress, restore fast thinking, and become more energetic in the afternoon. But it is strong and firm, and does not affect the appearance and use. 8. It is filled with high-quality soothing foam particles, soft and delicate, and fits the face completely. DuPont Lycra fabric is silky, elastic, breathable and skin-friendly. 9. Multifunctional, students are ready to take a lunch break between classes at any time to relieve the fatigue of studying in the morning and restore the brain"s rapid thinking; office workers are available at any time. Dispel fatigue and stress, restore fast thinking, and become more energetic in the afternoon. But it is strong and firm, and does not affect the appearance and use. 8. It is filled with high-quality soothing foam particles, soft and delicate, and fits the face completely. DuPont Lycra fabric is silky, elastic, breathable and skin-friendly. 9. Multifunctional, students are ready to take a lunch break between classes at any time to relieve the fatigue of studying in the morning and restore the brain"s rapid thinking; office workers are available at any time. Dispel fatigue and stress, restore fast thinking, and be more energetic in the afternoon. The staff"s office is always available. Dispel fatigue and stress, restore fast thinking, and become more energetic in the afternoon. The staff"s office is always available. Dispel fatigue and stress, restore fast thinking, and be more energetic in the afternoon.