Description Are you looking for a professional, yet affordable loose-leaf binder rings? Are you in search of a sturdy, trustworthy tool that can do multiple jobs? If yes, look no further! This product professional loose-leaf binder rings must meet your needs. They are one of the best choices for you. Features -Color:Silver -Material:Metal -Size:3.00X3.00X0.30cm/1.18X1.18X0.12in - These rings are lock in design, which make your books organized, not scattered after collapse, easy to operate. - These loose-leaf rings are suitable for binders, study or note cards, classroom, office, home and other occasions. - Enough quantity for home use and office use, this rings are also suit for children learning use. Fastening any size document stack and keys and swatches. - Made of good material, keeping sturdy and durable, these rings can accompany you a long time. - These loose-leaf rings can be easily install in daily use. Will not hurt your hands or children's hands. These rings are lock in design, which make your books organized, not scattered after collapse, easy to operate |These loose-leaf rings are suitable for binders, study or note cards, classroom, office, home and other occasions |Enough quantity for home use and office use, this rings are also suit for children learning use Fastening any size document stack and keys and swatches |Made of good material, keeping sturdy and durable, these rings can accompany you a long time