Model Number: BP3D-271 Brand Name: Sealink Key Specifications/Special Features: Butterfly-shape design fully consistent with the human cervical spine curvature and dispersed the head pressure, relieve fatigue, relax the muscles3D spacer mesh material with its particular function of X-90° supports to relive the pressure of the head, protect cervical vertebra, to promote deep sleep Comm:Butterfly-shape pillow Material: 100% polyester 3D spacer mesh Size: 50x35x8/60x40x10cm Features and advantages Good fastness without delamination, comfortable Exclusive hollow vertical structure, ventilation and hydrofuge Over 400,000 support points/m², make it soft, durable, compression strength, perfect support Easy wash and dry fast, entirely prevent breeding of bacteria and mites Non-toxic, odor free, zero formaldehyde Recyclable, protect environment