KeaBabies 2-Pack Isla Bassinet Sheets for baby girls and boys are made from premium bamboo viscose to provide the utmost comfort. Measuring 33″ x 17″ (H: up to 4″), these bassinet mattress sheets fit most bassinet mattress shapes. They are easy to put on and come with a SnugFit band to ensure that baby bassinet sheets stay securely in place, providing a safe and cozy slumber. These machine-washable and dryer-friendly bassinet mattress covers are essential baby bedding items for modern parents.