Size 40 PackMaterial Paper, Plastic, MetalAbout this item40 Pcs & 9 colors: the pack contains 40 random color labels. Great coding system for marking multiple items such as keyrings, suitcases, USB drives, etc. Large ID: With a clear window, each tag contains blank paper for labeling. Easily classify items by color coding and labeling. Ideal for use with Uniclife security key cabinets. Sturdy yet flexible: Made of durable, soft PE material that resists tearing and fading. Collapsible material makes it easy to fold without cracking or tearing. Compact and Lightweight: Measures 5.3cm long x 2.2cm wide and weighs 0.07 oz. Easy to attach to your belongings thanks to the split rings. Perfect size to carry around without extra burden or bulk.2 Labeling Methods: Easily slide each label by bending the slot on the back or removing the key ring. Write and be sure to put them back on after the ink has completely dried to avoid smudging.