If you want to ensure your floors are not damaged they sell bed risers at target, walmart, kmart, or bed and beyond.
The wedge is not that great because you wind up bending at the waist causing pressure on your stomach thus reflux rises. Also you back can cause problems being bent so all night.
Lupus, Fibromyalgia, Glaucoma, Asthma, Hypothyriodism, Sleep Apnea, Degenerative Disk and Facet Disease, and Allergies
When life throws you lemons....
Pick them up and throw them right back at them! :))