MEASUREMENT: Outer dimensions of 100mm x 83mm and inner space measuring 97mm x 65mm, our holders perfectly accommodate various plastic cards, badge holders, and name tags, making them ideal for office supplies and events. HIGH-QUALITY CONSTRUCTION: Crafted from 100% premium materials, our plastic card holders ensure durability and longevity, offering unmatched protection for your valuable cards. ULTRA-THICK DESIGN: With a thickness of 30c/0.3mm, our holders surpass industry standards, providing superior strength and resilience compared to cheaper alternatives that are often only 0.20mm thick. WATERPROOF AND SECURE: Engineered with a waterproof construction and sealable zip closure, our holders ensure your cards remain protected from moisture and other elements, offering peace of mind wherever you go. VERSATILE USAGE: Suitable for a wide range of cards including bank credit cards, business cards, ID badges, and travel cards, our holders provide convenient storage solutions for all your essential cards, making them a must-have for any professional or traveler.