• Withstand temperatures from -196°C to 150°C including liquid and vapor phase nitrogen, boiling water baths (100°C), autoclaving and moderate oven temperatures (150°C) • Chemically inert, resist most organic solvents and caustic agents • Will adhere to most plastics, glass and metals without cracking, peeling or degrading • Heat-resistant, stay-flat sheets are specially top-coated to accept laser printing and will not jam in laser printers • Made with a flexible, polyolefin† label material and acrylic adhesive • This unique combination expands and contracts together with temperature fluctuations resulting in a strong adhesive bond • Each pack contains 20 sheets • Rainbow packs contain 4 sheets each of: Blue, Green, Orange, Red, Yellow