The Dream 10 Inch Hybrid Mattress, Twin Size High Density Foam and Pocket Spring Mattress in a Box, CertiPur-US Certified Foam is just wonderful! It's perfect for any type of sleeper. Comfort and great rest in one box! It does take a day or two to fully be ready to use, but it is well worth the wait. Love the convenience of a box mattress, that is truly great quality, delivered to your home with such ease of use.