The 6 Different Diameter (unstretched) Sizes Offer: 8 inch / 20.3 cm diameter - Large salad bowl,1-gallon paint can. 6.2 inch / 15.7 cm diameter - Extra-large bowls, Suitable of a giant watermelon, mixing bowl. 5.5 inch / 14.0 cm diameter - For a small watermelon, mixing bowls, soup bowls. 4.4 inch / 11.2 cm diameter - a cantaloupe, regular bowls, small Tupper ware dishes, bento boxes 1-quart paint can. 3.8 inch / 9.70 cm diameter - Sour Cream, Large yogurts, grapefruit, coffee mug, beer mug, small bowls. 2.6 inch / 6.60 cm diameter - Fruit cups, small yogurts, onion or apple, can of soup, cat or dog food. 100% BPA-FREE FOOD GRADE SILICONE MATERIAL Non-toxic and odorless, safe for touch with food and drink directly. Safe for boiled and disinfected, 100% no discoloration. Heat-resistance from 40°F up to 450°F, Freezer, Dishwasher, even Microwave use safely. (Warm Tips: Do not fully sealing containers when used in microwave heating, please flip the corner to leave a gap)