Description : Widely Used : 20 pack Copper Plant Labels are perfect for tagging trees , plants , nursery stock , flowers , greenhouse , potting test , etc . Premium Copper Material : These plant labels are made of high quality single layer copper material , wihich is sturdy and durable , can be used for years in daily environment . Water and Sun Resistant : The Copper labels is waterproof and anti - UV , your message is permanent for years in any environment . Eyelet Design : With one hole design , you can hang it on the plant by the copper wire . Proper Shape and Size : Our copper labels measure approx . 4 . 65 x 0 . 79 inches , which will give you enough writing space to write with a ballpoint pen , oil - based pen or other objects . Specification : Material : Copper Size : approx . 11 . 8x2cm / 4 . 65x0 . 76inch Thickness : 0 . 15mm Package Includes : 20 Pieces Copper Plant Labels (2 Pack) : Color might be slightly different due to the color calibration of each individual monitor . Please allow slightly measuring deviation due to manual measurement .