Corner Clips for Books: Have you ever encountered this situation,the edges and corners of your child's books are always rolled up. Dont worry. corner paper clip can help you solve this problem perfectly.Side of triangle clamp and paper closely fit,will not be scattered. Large Capacity: 8mm open width, each triangle corner data clip can hold up to 40 sheets of A4 paper,fit paper firmly.Easy to open and close press the use, a pinch can easily clamp. Plastic Paper Clips: Book paper corner clip made of high quality plastic,durable,smooth corners,do not worry about accidentally injured hands. Wide Application:Assorted colors corner paper clip with red,black,blue,green,yellow,white etc.easy to distinguish.Often used with papers, notes, music and other materials sorting;Note taking, ticket filling;It can also be used as a temporary bookmark. Widely Used: page markers best for student,teacher,kids,book lovers.These triangle data corner clips used in school,office,home etc.