INNOVATIVE THREAD FIXING SYSTEM-The quilt cover retainer pin has an easy-to-release threaded fixing system to loosen your duvet quickly and safely! Never wake up with a pile of quilts, blankets or duvets again. These adjustable pinion pins are perfectfor quilt donuts, quilt pins and fixed bedding! TRY OTHER USES -You can use pinion pins to hang decorations, tack curtains, fix furniture covers and more! AFETY AND STABILITY-Use thread design, greater friction, firmly fix the quilt, stable and non-slip. RHL bed sheet fasteners dont need fixing pins, so you dont have to worry about your legs being scratched in the beautiful morning. These easy-to-use upholstered bed cover clips prevent your bed cover from moving or gathering inside the duvet cover. They can also help you put the quilt in the quilt faster by fixing the corners in place. It brings you easy-to-use home and bedroom products to improve your life. These quilt clips prevent your quilt from moving inside the quilt cover. In addition to corners, you can also place them on the sides of duvets or blankets to hold them in place more firmly. This amazing product will save you from headaches and troubles caused by the shifting of the mattress and the difficulty of putting it on the bed cover. Just snap these quilt clips onto the corners of your bedspread and kit. Never wake up again, hold on to the separated quilt cover or find that the quilt is crowded on one corner of the quilt cover. Customers with king-size beds said they like this extra combination, which can use extra clips in the middle between the corners. This highly recommended product can improve your sleep and bedroom comfortable life.