Designed to provide support for undisturbed sleep, this mattress topper is built for those who love the feeling of genuinely luxurious sleep and are looking for a soft-firm feel & support. Our First Class Innovation bedding signature blends the antimicrobial protection from the Tencel wicking moisture properties with the hypoallergenic Natural Cotton features for the ultimate in clean & comfortable sleep. Twin - 39 in x 75 in; Full - 54 in x 75 in; Queen - 60 in x 80 in; King - 78 in x 80 in.