Principle: ergonomic principles: high-end pillow neck, low pillow for the head, neck provide good support force. ? 40 degrees elevation head curve completely consistent, effective decomposition pressure of the head and neck. ? B pillow-shaped design, fit-dimensional head and neck streamline improve circulation and promote sleep. Latex Pillow Features: 1. Pure natural latex products 2. Green natural, pollution 3. Non-toxic, milk flavor, anti-mite and anti-bacterial, anti-allergy 4. can be corrected to some extent by, sitting, lying posture 5. Latex Pillow can effectively improve the cervical spine, lumbar spine and lower blood pressure 6. elasticity, the pressure can be a good cushion body according to ergonomic principles designed to effectively promote sleep 8. Latex pillow can effectively reduce snoring, for asthmatics 9. latex pillows can effectively reduce the static electricity generated between the body 10. The honeycomb structure and fiber, has a good air permeability, rapid distribution of heat produced by the body 11 by forming a high-tech scientific formula, durable, never deformation