Sheet Fasteners - Adjustable Elastic Bed Sheet Straps for Twin, Queen, King Size, 6 Way Criss Cross Sheet Grippers, Suspenders Band, Fitted Round and Square Mattresses, Gift for Mom! Polyester Keeps Your Bed Sheets Intact: Six-sided triangle fitted sheet straps design prevents any slipping of the mattress and keeps the bed sheet in its original position. This ensures that there is no slipping even if babies play on your bed Widely Used: Our sheet straps are suitable for most fitted sheets and flat sheets, especially for round and square mattresses. Perfect for your family or your children and the elderly. Durable and Practical: Made of wider elastic polyester strips + sturdy chrome metal clips + integrated plastic clamping system, durable and strong to hold the sheet in place. Place. No Wrinkles on Bed: No more worrying about wrinkles in your bed sheet, the sheet holder straps keep the sheet in tension all night and day to give you the best experience while you enjoy your rest.