The Sleepover Padded Portable Cot Sheet can be used to add more padding to your existing portacot mattress. The Mattress is put inside the Sleepover fitted sheet. The softly padded top provides a comfortable sleeping surface for baby. Features: Unique safety feature allows the base of the portacot with the Sleepover fitted on it to be anchored to the portable cot frame as recommended by cot manufacturers. Provides extra padding and comfort Fits most Portacot Mattresses