With a size of 54″ X 75″, a double size mattress is a No Partner Disturbance Mattress as it provides extra space, which makes it an excellent upgrade from single mattresses. The extra room is great for people who move around in their sleep. Since there is the extra room the double mattress can also be used to accommodate occasional guests.
For couples who live in small apartments, double mattresses are a great option to sleep on. Space may be tight but it will bring you closer to your partner. They also make a great spare mattress since it is neither too big nor too small. Double mattresses are easy to move around. The size also balances out small bedrooms. It leaves enough space for you to add extra furniture and decoration.