Label stays intact in all conditions. Strong and durable polyester shipping labels capable of withstanding harsh conditions. No smudging, the address remains easy to read. Water and dirt resistant, tear-proof, UV and temperature resistant. Designed for use on any packaging material including polythene or Tyvek envelopes. 4 labels per sheet, 25 Sheets per box [100 labels]. Label Size: 99.1x139mm.