【Premium Heavy-Duty & Freezer Safe】 Crafted from thick, BPA-free aluminum foil, these heavy-duty storage bags resist punctures and tears. They are freezer safe, microwave safe (check specific guidelines), and perfect for long-term food storage, keeping contents fresh in the freezer, fridge, or pantry. 【Leak-Proof Double Zipper Seal】 Features a secure double zipper closure that locks in freshness and effectively prevents leaks. This airtight seal blocks out air and moisture, significantly extending the shelf life of meats, seafood, fruits, veggies, and snacks. 【Sturdy Stand-Up Design & Spacious】 The reinforced stand-up bottom provides stability and extra capacity, making filling, stacking, and organizing effortless. Maximize fridge/freezer/pantry space and easily access contents. 【Versatile for All Food & Meal Prep】 Perfect for storing seafood, meats, vegetables, fruits, bulk items, and more. Ideal as reusable freezer bags or for meal prep organization. Keep raw and cooked foods separate and fresh. 【Eco-Friendly, Reusable & Easy Clean】 A sustainable alternative to single-use plastic! These reusable and dishwasher safe (top rack recommended) bags save money and reduce waste. Thaw frozen food safely in the bag at room temperature.