Protect the HALO Bassinest mattress with this custom-designed mattress pad from HALO. This mattress pad features an hourglass shape with an envelope design to ensure a perfect and secure fit to the unique shape of the HALO Bassinest Swivel Sleeper mattress. Plus, it's quilted, with three layers of 100% polyester material that creates a waterproof barrier that will help protect the mattress from leaks and odours.