Macys offers Serta Arctic 10x Cooling Memory Foam Neck Roll Accessory Pillow for $16.99 (reg $50). Free shipping on orders over $25. 

Product Description:
Enjoy superior comfort with the Arctic 10x Cooling Memory Foam Neck Roll Accessory Pillow from Serta, featuring pressure-activated REACTEX technology that helps pull heat away from the surface for a restorative experience.

• Dimensions: 6" x 15" x 6"
• Memory foam is CertiPUR-US certified to meet rigorous standards for content, emissions and durability, and is analyzed by independent, accredited testing laboratories
• Cover: polyester; pillow: memory foam
• Spot clean
• Imported