LANGRIA Soft Contoured Neck Memory Foam Pillow, with Breathable Zippered Knit Cover and Inner Cover, Ergonomic Design, CertiPUR-US Certified, (22 x 13.4 x 4.3-2.8 inches) White BREATHABLE COVER: with a special breathable knit cover, on the top layer of the pillow, this memory foam pillow is breathable and perfect to disperse body heat and keep your head dry from sweat while sleeping, improving the quality of your sleep PAIN RELIEVE: the medium firm contour bed pillow is designed with both high and low loft, to promote proper spinal alignment and to relieve stiff pressure points along your neck, shoulder and back ODOR NOTICE: new foam products often have a natural and harmless scent or smell, please air out before use; the odor should dissipate within 72 hours upon unpacking the pillow ECO-FRIENDLY: its qualified with the CertiPUR-US certificate for safe materials, environmentally-friendly and high performance. Its free from harmful chemicals with less than 0.5 parts/million VOC emission CYLINDRICAL PROTECTOR BAG:this pillow is rolled up in a cylindrical protector bag for easy shipping. Please allow 24 hours for the pillow to retain to its full shape