Reliable material: transparent loose-leaf cover with 6 rings for binding ring pages, made of quality PVC and sturdy round binder, in use Easy to use: press both ends of the metal button to open the ring, then you can insert your own papers into the ring and press the open rings hard from both sides to the middle for closure, convenient for adding or removing pages : the sturdy metal ring can effectively prevent the internal paper from falling, these clear soft 6 ring planner binding clip covers are to accommodate all standard A5 size refill insertion pages Widely uses: these transparent 6-ring binder covers are suitable for diary, travel diary, business notebook, office, home, school, poetry, writing, sketch and drawing, work record, study notes, mood diary and more other uses colour:Transparent Material:PVC size:23.5 x 16.5 x 2.54 cm Package Contents: 6 x PVC Transparent notebook binder covers Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.