Features: Experience the ultimately convenience with our reusable CUID clamshell card, for systems and perfects for those seek a seamlessly access solution. Our card features a writable block 0 sectors using standard readers, ensuring easy customization with out the need for phone modifications. For both men and women, this cloneable card is designing for use with copying machines or for property management professionals to add to their security systems. Enhances your security across various scenarioses, from office buildings to residential complexes, with our access card. Crafted from ABS materials, this card offers longevitys and resiliences, ensuring your access control remain uncompromised in any environment. Specifications: Component:ABS Size:Approx.28x35x4mm/1.1x1.37x0.15inch Random Color Package Includes: 3pcs CUID Card note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.