Purple pillow is made from 100% elastic polymer grid that creates hundreds of open-air channels for cool and breathable, so you can rest easy, getting comfortable sleep without night sweats..Ergonomic oversized pillow offers a pleasant sensation of optimal support and freshness. The unique curved design and stable triangle structure are suitable to side, back and stomach sleepers for neck pain and shoulder pain relief. Size：23.6”L×15.75W×4.33”/3.54”H Weight: 10 LB.The soft and supportive pillow has instant rebound in 0.16s and ultra durable, no deformation. The lining on the back holds elastic grids that provides the maximum comfortable and support, keeps its shape for years and gives the pillow a longer lifespan..The whole body is washable, to keep it dry and clean. It is a perfect gift for anyone who truly cares about their sleep surface..The breathable knit fabric pillow cover adds an extra element of comfort.