The listing, Photo mounting corners (adhesive back) for scrapbooking has ended.
Old style dry glue back photo mounting corners. You will need to moisten the adhesive. Nuace brand.
White with an embossed texture. If you are doing a vintage/antique look in your memory book, these are from 10 to 15 years ago and have classic, older style. Since they are just corners, they fit any size photo, bookmark, or other ephemera with right angle corners.
This listing is for 80 pieces, enough to mount 20 items.