PERFECT FIT: The fitted bassinet sheets are size 33" X 21" X 4", Suitable for most rectangular bedside sleeper mattresses, such as the Mika Micky, Baby Delight, and Dream On Me Traveler/Skylar bedside sleeper bassinet mattress. Meet the many needs of moms Excellent breathability: These bassinet mattress sheets are crafted from skin-friendly muslin and have great breathability, which is friendly to your baby's skin and provides a comfortable sleeping environment Durable Quality: Our rectangular bassinet sheets are built to last and have great elasticity for easy removal, making them a great choice for parents of newborns Easy Clean: The baby sheets for the bassinet remain soft after machine washing and offer optimum comfort even after repeated use Thoughtful Gift: Our bassinet cover is a must for your baby registry and makes a thoughtful gift for baby boys and girls for any occasion Hooyax baby bassinet sheets are soft and comfortable, simple and durable, focusing on giving your baby a comfortable and peaceful sleep environment. The bassinet mattress protector is made of skin-friendly muslin fabric, with great elastic bands and simple and fun prints. It is tailor-made for your baby. Suitable for most bedside sleeper mattresses, to meet the multiple needs of mothers. The bassinet sheets 2 pack are easy for mum to change and remain soft after many machine washings, continuing to give your baby a comfortable sleeping environment and accompanying your baby's growth!