Features and Benefits: ①. Fully Cover your everyday use Large (50OZ) Medium(30OZ) Small (15OZ), each with slider bars to close; ②. Easy to clean in dishwasher or with silicone sponge by hand; ③. Best storage for on-the-go food, such as sandwiches and snacks,fruit & veggies, cheese, ready & pre-cooked meals, meat, fish, pre-made smoothie ingredients;Pack homemade cat & dog food or pet food on-the-go; ④. SAFE FOR Human & PETS Eco-Friendly, Reusable and Recyclable SGS Approved Food Grade Silicone. 100% safe, non-toxic, non-reactive, non-allergenic, and tasteless,NO BPA, BPS, PVC, plastic, petroleum, latex or phthalates. ⑤. HEAT & COLD RESISTANT Withstands Extreme Temperatures Microwave, Dishwasher & Refrigerator Safe High Resistant temperature: 40°F ~ 450°F without melting, cracking or degrading. Kithchenmatter silicone reusable bags can be used both in your kitchen and outdoor. These bags are reusable, and families save money and save the planet as well.