Bring instant visual organization to your sample storage with Rainbow Laser Tough-Tags®. This convenient pack includes sheets of pre-cut labels in five distinct colors (blue, green, orange, red, and yellow), allowing you to easily color-code your experiments, samples, or users. Formatted for standard desktop laser printers, you can produce crisp, detailed, and durable labels without any specialized equipment. Designed to withstand moderate freezer temperatures down to -40°C and heat up to 121°C, these tags provide a reliable and colorful solution for all your general-purpose lab labeling needs. Key Features & Benefits: Vibrant Color-Coding: The rainbow pack contains five colors, providing an excellent system for at-a-glance identification and organization, which helps to prevent mix-ups. Desktop Laser Printer Compatible: Formatted on standard 8.5" x 11" sheets to work seamlessly with your existing laser printer for easy, convenient batch printing. Moderate Temperature Resistance: Reliably performs in a temperature range from -40°C to 121°C, making them ideal for freezer storage, refrigeration, and autoclaving. Strong & Permanent Adhesion: Engineered with a powerful adhesive to stick securely to a variety of labware, including microtubes, vials, and storage boxes. Chemically Inert: The durable label material resists degradation from common laboratory chemicals, ensuring your information remains legible. Convenient Pack Size: With 2,125 total labels, this pack offers a versatile and cost-effective solution for a wide range of projects.