Our food storage containers are made of food grade silicone and plastic, no smell, provide a health storage environment. The large plastic containers are perfect to store your flour, sugar, rice, grain, nuts, beans, snacks, past. coffee, tea, pet food, or anything you want to store. The plastic containers set are preserving the quality and taste of your food, keep you food fresh and help maintain flavor, nutrition while preventing the entry of air, water and environmental toxins