A Simple Design For Active Sleepers: Fully encased, premium elastic along the entire bottom edge keeping sheets safety in place, and itàeasy to put the sheet on and quick take off from your mattress than other sheets' envelope casing design. Besides, this ultra soft and breathable bassinet sheets don't contain the plastic, providing your little one safety and comfort, no matter how crazily he or she rolls around at night without noisy ""crinkling"" sounds. | 4 Pack & Comfort Snug Fitted: Our product comes in a pack of 4 with soft and pliable patterned. Bassinet fitted sheets are designed to fit most standard rectangle bassinet mattress like Besrey baby bassinet bedside sleeper/Bellababy Bedside Bassinet/MiClassic 2in1 Stationary&Rock Bassinet/Milliard Bedside Bassinet/TCBunny 2-in-1 Baby Bassinet & Bedside Sleeper. To ensure the perfect fit, we recommend measuring the inside dimension of your cradle or mattress before ordering. | Highest Quality: The bassinet sheets are made of ultra soft microfiber, woven into a soft jersey. Your baby will be enjoying the soft, smooth and comfortable feeling when sleeps or plays in the bassinet. | Washable & Easy-care: Machine cold wash on gentle cycle, and tumble dry on low heat. It's not suggested to dry clean, iron or bleach. Our 4 pcs replacement sheets will give bassinet mattress premium protection to keep clean and comfy. | Consumer Satisfactio: Biloban is always dedicated to meet the needs of every family by providing with suitable bedding products. If our bassinet fitted sheet set doesn't meet your needs for any reason, please let us know in time.