Washable, soft rayon from bamboo velour cover provides ultimate breathability and comfort, Clusters of shredded Gel Dough memory foam are moldable for personalized comfort and increased breathability, Memory foam is encased in a soft Gel Dough sleeve to maintain a consistent feel, Travel Neck, medium firm feel - great for airplanes, cars and other travel - 12" x 11" x 4" - 3 year warranty, Proprietary Gel Dough formula creates a soft, cool feel