Material: Nylon Types: 3010, 3020, 4010, 4020 Color: Transparent Quantity: 50 Pcs/lot Usage: network cable label box It is in resistant acid and corrosion and has strong endurance. Buckled Cards Dimensions: 3010: 30x10x3.9mm (suitable paper size: 30.2x9.0mm) 3020: 30x20x4mm(suitable paper size: 30x18mm) 4010: 40x10x3.9mm(suitable paper size: 41.5x8.5mm) 4020: 40x20x4.2mm(suitable paper size: 42.3x17.5mm) Usage: put the prepared mark into the mark box to fasten the cover, and then fix it with the lock strap. (waterproof and oil) Package includes: 50pcs x Cable Sign box Note: 1.Cable Sign Cards only, other accessories demo in the picture is not included! 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!