Designed with stretchy silicone, these food saver pods create an air-tight seal to preserve your produce longer and prevent browning. Great for lunches, leftovers and travel. Stretchy silicone with airtight seal prevents browning - See-through design - Eco-friendly & reusable - Dishwasher safe. Slide (green) or twist (yellow, red) to open /close. Available in your choice of Red, Yellow or Green, or save when you purchase the assorted set of 3. Red fits apples, tomatoes, onions, etc - Yellow fits lemons, limes, garlic and more, - Green fits pears and avocado.