Carstens Heavy Duty Ring Binders are manufactured with premium polypropylene plastic to handle the high demands of medical facilities, schools, offices, warehouses and more. They’re resistant to bending, folding, scratching and tearing (even in the creases) – substantially stronger than standard vinyl binders – to last for years and save money over time. These ring binders are the professional-grade standard for hardworking people and places across the country.
- 3-inch rings (400 sheet capacity), 3 ring style
- Precision engineered No-Gap Rings tested for 50,000 uses to hold tight and stay aligned
- Extra-long front and back panels fully cover and protect standard divider tabs
- Smooth areas on spine and covers allow labeling that sticks and stays
- BPA/BPF/BPS free – proudly made in the USA of US and imported parts
- 3-year limited warranty on rings and covers
Side-Opening 3-Inch 3-Ring Binder
The Carstens side-opening 3-inch 3-ring binder is designed for maximum durability and convenience, featuring a unique side-opening mechanism for easy document accessibility. Its hospital-grade, non-porous surface is impenetrable to air and liquids, preventing bacteria growth and promising it stays clean and disinfected. All Carstens binders can also be customized with text and logos to suit your needs. The side-opening 3-inch 3-ring binder offers unmatched strength and functionality for demanding environments.