About this item

• Ample Storage Capacity: Featuring 4-inch rings, these binders can hold up to 600 pages. Designed for simplicity and efficiency, they have no inside pockets, providing a streamlined, clutter-free organization.
• Exceptional Durability: Crafted for long-lasting use, Carstens Heavy Duty 3-Ring Binders feature precision no-gap rings tested for 50,000 opens and closes, ensuring reliable performance and long-lasting durability perfect for professionals and students alike.
• Premium Plastic Construction: Made from high-quality, durable BPA/BPF/BPS free polypropylene, these waterproof binders resist bending, folding, scratching and tearing (even in the creases). They're stronger than standard vinyl binders and the hospital-grade smooth surface makes them easy to clean.
• American-Made Excellence: Proudly manufactured in the USA of US and imported parts, these binders support local craftsmanship and guarantee superior quality control, reflecting the best of American manufacturing.
• Woman-Owned Business: Carstens is a certified WBENC woman-owned business dedicated to producing high-quality office supplies, empowering women entrepreneurs and supporting diversity in the workplace.