1 x 3 inches / 2.5 x 7.6 cm magnetic label holder, includes 100 magnetic labels, 100 transparent plastic protective films, and 200 thickened paper cards. The quantity of label magnets is sufficient for work and daily use. This label holder is flexible, weather-resistant, curl-resistant, easy to apply, reusable, and resistant to dirt. The "C" channel design allows the card to slide smoothly into the magnetic channel. The protective film helps prevent written text on the card from fading. Apply the protective film after installing on a filing cabinet or metal shelf. The magnets in the magnetic card holder are strong and stable, suitable for industrial and commercial environments. Ideal for organizing warehouse shelves, freezer doors, toolbox drawers, offices, schools, supermarkets, product names, filing cabinet labels, items on metal walls, part numbers in sample rooms, electrical panels, and more. Helps keep your workspace organized and improves communication clarity. Reusable and mess-free, these magnet holders offer long-term value with easy installation and years of reuse. Keeps cabinets, whiteboards, metal walls, and shelves clean and tidy. Leaves no residue when removed and can be repositioned as needed. The magnet portion can be detached if required. Quantity: 100 Pack. Color: Black & White. Material: Rubber soft magnetic. Size: 76 x 25 mm. Package Contents: 100 x holder (each includes 1 transparent film and 2 paper cards). Package includes only the items listed; other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.