Satin Super Soft and Silk fabric：High quality satin material.Super Soft and smooth,breathable and skin-friendly.protect your baby’s delicate skin or hair.Sleep on satin sheets and give your baby a comfortable environment. Universal Fit:(39"X27"X5").a little strechy.Fits all standard pack and play or mini crib mattress within 39"x27", fit almost all standard mattress 24"x38",25.5"x37",27"x39".Compatible with Graco and others high quality satin material, wear-resistant, washable, will not fade, Elastic band around edge for covering mattress firmly and snugly Machine washable. Our pack n play sheet is very easy to clean, machine washable . Tumble dry on low heat,line dry. Tcmyyund was established in 2022, although we are very young, we use the latest, high-quality fabrics to make products, trust us, we will live up to expectations.Tcmyyund pack and play Sheet is made of breathable satin material.Ideal for baby’s skin and hair,it will give your baby soft,smooth and comfortable surface to rest.The pack n play sheet is fit any standard size mattress 24 x38,25.5x37,27x39.up to 5 inch thickness.easy to wash and the flexible band is well so that can be very well anchored in place.