Good Mood Every Morning: Secure your sheets with 4 locking buckles and adjust the locks on the straps to secure your sheets, this bed rack can keep your sheets tight all night, put an end to your daily boredom of sheets which do not stay in place. No more flying sheets in the morning. Save time on making sheets and start your day in a good mood. Sheet straps: easy to remove or attach, our sheet support straps hold the sheet securely, keeping it perfectly taut and flat. This soft feel will help keep you comfortable when you lay down to sleep and will keep you comfortable throughout the night for a better night's sleep. Durable sheet clips: the locking clips are easy to use. Stronger than ordinary clips, this innovative clip is ideal for your sheets, providing maximum hold and preventing damage to your fabric. ADJUSTABLE AND MULTIFUNCTIONAL: The shoulder strap can be adjusted from 1.2cm to 220cm. It adapts to different sizes of mattresses: Twin Size, Full Size, XL Size, Queen Size, King Size, California Size. It can be used to hold flat sheets or fitted sheets and other comforters such as mattresses. Can be used to hold sheets, mattresses, tablecloths, blankets and more. Package includes: bed sheet fixing buckle *1 (mattress and duvet cover not included)< /p>