1, it is best not to put sheets directly on the mattress. Generally, a mattress will be covered with a non-slip pad. Northerners will get used to putting a mattress on it. In summer, some families will lay summer mats on it.

2, the mattress is directly covered with sheets, so if there are liquid stains, such as coffee and urine dripping on the sheets, it is easy to penetrate into the mattress. Mattress is heavy, and it is difficult to clean and take out to dry. Therefore, a layer should be laid between the mattress and the sheets to prevent the immersion of stains.

3. Putting the sheets directly on the mattress will also make the sheets run around, and make the bed when you sleep every day. The friction between sheets and mattresses is relatively small, so you can use anti-slip mats to increase the friction and fix the sheets on the anti-slip mats. Don't waste time and effort, you have to lay the sheets again every day.

4. Many mattresses are super absorbent and sweat absorbent. In summer, it won't take long for the mattress to stink, and it won't come apart easily, and it will dye all the sheets and quilts. Putting the mattress at this time can prevent the mattress from getting smelly and wet. Mattresses can be washed often, but mattresses can't be washed.

Mattresses are usually hard. Sleeping directly on them with sheets may cause us to toss and turn, which will greatly affect our sleep quality. In this case, a soft mattress can greatly increase the comfort.