📚A4 Slide Binding Bar📚 📁Easy to bind, with just a stapler!📁 Innovative design that is easy to use and you'll never lose a page! ✔️ Slide n grip your files together - Keeps your files, folders and reports together with a tidy, affordable binder! ✔️ Elegant, professional look for both corporate and grade school uses Design your own personal covers, or pick one of our sets Usage as per 70gsm paper : 👉3mm ~ 1 - 30pcs 👉5mm ~ 31- 50pcs 👉7mm ~ 51 - 70pcs 👉10mm ~71 - 100pcs 👉15mm ~100 - 150pcs We sell various type of rigid cover and project cover card. Contact our customer service for more info 😊 #comb #bindingcomb #binder #combbinder #21ring#Binding Ring #Plastic Binding#Plastik Binding#Binding Hitam #slidebar #slidebinder #slidebinding #plastikbind