Two Installation Methods: Nails or adhesives. Nails: Punch holes in uneven walls such as wood and brick wall, lime wall, plaster wall, stucco wall, painted wall, ceramic wall, wallpapered wall. Hook: Stick on smooth walls such as cabinet door, mirrors, metal board, porcelain tile, glazed tile, glass, etc. Indoor or outdoor, bathrooms, kitchens, business, schools, hotels, RVs, etc is ok. Keep the Tissue Clean and Complete: Close the lock, the lid and the box are tightly engaged to block water and dust. If you want to prevent cats, dogs and other pets from tearing the tissue, just prevent the lower end of the tissue box, the paper should not exceed the incision too long. Ease of Use/Replacement of Paper Rolls: Simply press the lock on the cover to complete the roll paper change. After pulling the paper roll out from the lower end of the box, the paper towel can be cut to any length with the help of the serrated edge. Top Storage Rack: Practical shelf for cell phone, wipes, glasses, body wash, tissues etc. Modern TP Holder: Fits standard toilet paper. The tissue box can hold only one roll of paper, and the roll of paper rolls are less than 5.5 inches in diameter. Reel width less than 4.5 inches..Items from Sheng Xinshun's shop