20mm x 12mm High Temperature Label (1 Roll = 2000pcs, 38mm Core)20mm x 12mm High Temperature Label (1 Roll = 2000pcs, 38mm Core) Product Summary 20mm x 12mm High Temperature Labels (1 Roll = 2000 pcs, 38mm Core) are designed to withstand extremely high temperatures up to 250C, making them ideal for high heat environments. Durable and heat resistant, these labels are compatible with resin ribbons for clear, smudge resistant printing.