[ Cozy & Breathable ] Our crib mattress sheets are made of soft minky microfiber, with a smooth and comfortable touch, providing a comfortable and warm sleeping and resting environment for your baby. Every parent knows that babies sweat easily while sleeping. This baby bed sheet has good breathability and sweat absorption effect, which can make your baby sleep soundly until dawn. The raised peas on the blanket have a soothing effect, allowing your baby to sleep through the night [ Fit Tightly ] We designed a 360 elastic rope for toddler sheets, which can keep microfiber toddler sheets and the mattress fit. When your baby is taking a nap with baby crib sheets, fitted crib sheet will not slip away at will. It is safer and more comfortable than loose sheets [ Easy To Care ] Can be machine washed gently. Dry at low temperature for best results. Wash frequently, our baby sheet will not shrink [ Perfect Size ] The size of our microfiber crib sheets is 28 x 52 , suitable for standard cribs and infant mattresses.