FAQ THE MATTRESSES WHEN CAN I SLEEP ON IT? SEE ALL QUESTIONS WHEN CAN I SLEEP ON IT? You can start snoozing right away! Once your sheets are on, you’re good to go! Just make sure your mattress is facing right-side-up before putting your sheets on. YOU MAY ALSO LIKE What’s thread count and why is it important? How are your products reviewed and rated? How long can I keep the products in the box?