The are definitely airtight. I love the creativity of the sealing mechanism, it opens, and seals back up with a simple push of a button! All three use the same sized pop-top lid - a good design decision.

The pop top works flawlessly every time i use them. The tops are light gray and have a slightly different tailored shape. They are streamline and attractive.

It's a great purchase, one you will be pleased with! Fast delivery and good price. Would recommend. Overall a+ and worth every penny.

Tourdeus brand is on par with oxo brand, but better because of the customer service. They are very easy to use and highly functional. They work just as well as the more expensive brand.

It kind of defeats the purpose of the entire product. The whole draw is the air-tight seal provided by depressing the lids. Stick with oxo or another comparable brand.

The venting hole makes microwaving less messy. Research indicates that long term use like this can add plastic to one's system.

Very disappointed with rubbermaid decline in quality. The plasticware itself isn't terrible (though it is cheap plasticware, as you'd expect). Seems somewhat misleading and almost begging people to be too lazy to return them. Lost all faith in rubberm...  Read More

Also really bummed at the sizing, tons of smaller like 1 cup sized containers but nothing bigger for family sized leftovers. You only get 3 of the larger boxes, and the mid-size boxes only come in the smal variety.

The new containers are thinner and less flexible than the 20 yr old containers - it's the first thing we noticed when unboxing them. The vented lids are not anything but something that takes extra care to clean. You trade one for the other less space ...  Read More