Made of 100% food-grade silicone, this microwave-/dishwasher-/freezer-safe Orvis travel dog bowl is built for adventure. The slip-resistant outer is grippy for easy use and the inside is polished smooth to create a comfortable eating surface. This easy-care bowl will not break, crack, chip, fade, or scratch. And, it folds up into itself so you can easily travel with itin fact, it folds up so small you can carry it in your back pocket. Holds a full liter of water, and when you're not using it as a dog bowl, you can pop it around to create a 2-liter bucket. This dog bowl insulates hot and cold contents, and is BPA free, and FDA approved. Silicone. Dishwasher safe.