Reliable material: transparent loose-leaf cover with 6 rings for binding ring pages, made of quality PVC and sturdy round stainless steel binder, durable 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.Durable: the sturdy metal ring can effectively prevent the internal paper from falling, these clear soft PVC 6 ring planner binding clip covers are able to accommodate all standard A6 size refill insertion pages.Widely uses: these transparent PVC 6-ring binder covers are suitable for diary, travel diary, business notebook, office, home, school, poetry, creative writing, sketch and drawing, work record, study notes, mood diary and more other uses.A6 Size (L x W x H): 7.48 x 5 x 1 inches/ 19 x 12.5 x 2.54 cm with standard 6 holes 0.8 inch inner diameter round ring binder Please note: inner paper not included.