No More Squeaking:All Jokes About The Bed Rocking Aside, These Are Actually Pretty Awesome Little Devices. If You Have The Squeakiest Most Annoying Bed Frame ,It often Wakes You Up and Your Neighbors Can Hear It As Well. But As Soon As You Popped The Stoppers On, The Squeaking Completely Stopped So Nice to Sleep Through The Night and Not Be Bothered By Such An Annoying Little Issue.Just Make Sure You Measure The Gap Between Your Bed and The Wall Correctly So You Can Get The Correct Size. Awesome and Useful:Really Various Use This Product You Attached It to Bed So That Headboard Doesnt Hit The Wall,You Also Attached It Behind Sofas So That They Dont touch The Wall.Also Attached It to A Side Wall So That The Piano Isnt In The Way of The Cabinet Opening. Easy Install: The Headboard Stoppers Are Quick to Put together and Adjust to The Space That You Need. Adhesive Sticks to The Back to The Head Board. Installation Is Easy, Bed Stoppers Are Sturdy and They Get The Job Done . Added Anti-Shake Hex Nut:During Use, The Joints of Screw and Metal Base, Screw and Leveler Are Easy to Loosen, Causing Noise and Making Headboard Stoppers Unusable. We Added Two Special Anti-Shake Hex Nut(Others Do Not Have) to Fix The Joints without Loosening.Keep Everything Right. No Damage: Black Eva Cushion touch Wall, It Effectively Reduces Noise and Protects Your Wall, Walls Arent Ruined Anymore and Double-Sided Adhesive touch Bed/Headboard.