Clear with easy-to-read printed graduations to promote inventory management. Using the proper lid, you can completely enclose contents to reduce the risk of cross-contamination. These square shaped container can be easily stacked, great for maximizing storage space on any shelf. Can be used with translucent seal lids or with color-coded snap tight polyethylene covers to match graduation colors. Resists food acids, oils and alcohol. Stain and odor resistant. Withstands temperatures from -40°F to 210°F. Made of crystal clear, virtually unbreakable Camwear[R] polycarbonate.