Spine massage pillow SY-808: 59 * 34 * (10 * 6 * 8) cm spine massage pillow SY-809: 59 * 34 * (12 * 8 * 10) cm principle: the central cavity design, can increase the head the force area so that the pressure distribution uniformity, ease pillow to the head during sleep caused by stress and promote sleep quality. ? Side low arc cervical curve fit perfectly, allowing you to sit back and relax. 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