The single sleeve ID holder from Durable Office Products provides secure protection for identification and security cards. This transparent acrylic holder features a closed design that offers maximum protection against dust, moisture, and physical damage while fully maintaining card visibility. With dimensions of approximately 7 cm in width and 10 cm in height, the holder accommodates both horizontal and vertical card orientations, making it versatile for various ID formats. The integrated thumb slot allows for easy card removal without compromising the protection of the case. Each holder includes a swivel badge clip with a plastic attachment that prevents fabric damage when attached to lanyards or straps. Made from high-quality clear acrylic material, this card holder ensures durability and reliable performance in professional environments. The transparent design maintains card visibility for security checks while providing complete protection. Suitable for office environments, corporate sectors, educational institutions, and security applications, this holder meets TAA compliance requirements. The product is made in Germany and is packaged in boxes of 25 units, with each box weighing approximately 4.9 kg. The unisex design makes it suitable for all adult users in professional settings where secure card identification is essential. This successor model from Durable Office Products maintains reliable performance and offers practical card management solutions for everyday use.