I received the items today and found that the size didn't fit. I opened the package to check, but it didn't fit, so it's unused. Thank you very much ^ - ^ Description Excerpt: Nomura Tech Anti-Theft Thumbturn Guard N-2071 Body size: 65 x 71 x 30mm Quantity: 1 piece Material: ABS resin Color: Black Installation location: Can be installed on doors with the arrow mark LA, MA, BH, LD, and other similar thumbturns. Features: Prevents thumbturn manipulation from door gaps, security viewers, key gaps, and mail slots. This cover protects the thumbturn from "thumbturn manipulation," a method of illegal unlocking. This cover is designed to prevent illegal unlocking by covering the thumbturn. Installable thumbturns: Can be installed on doors with the markings LA, MA, BH, LD on the side of the door. Made in Japan akindou Sash Window Lock Stopper New, unused Auxiliary security for anti-theft windows akindou Sash Window Lock Stopper, also usable on mosquito nets, auxiliary lock, anti-theft, doesn't leave screw marks on the sash Description Excerpt: An auxiliary lock that can lock sash windows as a backup in addition to the main lock. It's an anti-theft product. It's sturdy, and because it can only be unlocked with a special hex key, the anti-theft effect is greatly enhanced. Also, it can lock the window as a backup even if you accidentally forget to lock it, so it can also prevent children from falling out of the window. It's also convenient because it can lock mosquito nets. It's made of stainless steel, which is resistant to wind, rain, and direct sunlight, and is rust-resistant and very sturdy. When installing it on the sash window rail, there is a protective grip on the stopper part that prevents scratches on the rail, so no tightening marks remain. Fix it to the sash with the included key. No other tools are required. Size (approx.): Length 67mm x Width 36mm x Thickness 16mm (1 piece) Minimum adjustable distance: 13mm Maximum adjustable distance: 61mm Material: Stainless steel, rubber, plastic, etc. *Please check the detailed product size in the image. This is a set of one of each item. Thank you very much ╰(*´︶`*)╯♡