From the product description, check product page for current description, price and availability:

• QUALITY ENGINEERING – Its commercial grade, break-resistant, polypropylene material allows for greater durability, product visibility, and a smooth surface, allowing for easy cleaning.
• DESIGNED FOR AIR CIRCULATION – Round containers promote increased air circulation around the container and allow for quicker cooling times.
• TEMPERATURE RANGE – Made of FDA compliant materials, this food storage container is dishwasher safe and able to withstand temperatures from 35 to 150 degrees Fahrenheit.
• IDEAL FOR FOOD PREP – These containers come in a wide variaty of measured sizes, allowing perfect portion control for any diet or meal
• PERFECT SIZE FOR – Large serving meal prep, coffee beans, smaller produce items like Cherry Tomatoes, Salad mix, cut Broccoli, Garlic, Asparagus, Limes
• LIDS AVAILABLE – This container is compatible with the Small Lid
• MANY USE CONTAINER – While perfect for storing any food, these containers are also great for brining or marinating meats, as well as dry storage of cereals, rice, pasta, or trail mixes.