EighteenTek Bed Tent Privacy Space Indoor Portable Frame Curtains Breathable Reducing Light Grey Two size for choose, twin size 75”x39”x45”H, full size 75”x54”x47”H Reduce unwanted light and distractions for a restful night's sleep Super easy to set up and take down Versatile usage, can be used on the bed with bed mattress, or set up on the floor directly.