HIGH QUALITY MATERIAL: - Made of premium and soft PU material and transparent plastic. sustainable. waterproof. scratch resistant and dustproof. harmless to body and health. EASY TO USE: - Our product has a simple operation. Just press on both ends to open the rings. then add or remove the binding pockets. finally press the ring to close. (Internal diameter 19.5mm. External diameter 24mm) FLEXIBLE AND PRACTICAL: - Our ring binder is designed with 6 pre-punched holes. so that he can put all the envelopes together or use them separately. has great flexibility. MULTIFUNCTION: - This ring with clear closure is ideal for storing bills. species. coupons. the cards. stamps and other small items. Besides. it is compatible with all A6 loose-leaf papers and can hold 80-100 sheets of A6 loose-leaf paper (NOT included). which can meet your daily needs. 12 PCS A6 BINDING POCKETS: - Manufactured in PVC. these binder pockets are flexible. waterproof and tear resistant. The translucent material gives you a clear view to quickly find what you want. The zipper is safer for the contents inside.