Reusable: Made of durable food-grade silicone that can be used over and over again. Reduces waste and is an environmentally friendly choice over disposable plastic bags. Dishwasher safe for easy cleaning, or it can be hand washed with soap and water and air dried. TWO SIZES - Includes 6 large bags (19 x 22 cm) and 6 medium bags (12 x 22 cm), offering a versatile storage solution for various foods such as vegetables, fruits, liquids and sandwiches. LEAKPROOF DESIGN - With a reliable zip closure system, these storage bags promise a leak-proof experience. Prevent spills and mess, ensuring your fridge or lunch bag stays clean and odorless. The thick and sturdy construction ensures that the bags are puncture and tear resistant. Optimal Freshness: Each reusable silicone bag is designed with superior sealing technology to keep your food fresh. These thick freshness storage bags are your reliable partner to preserve taste and nutritional value. VERSATILE USAGE: Suitable for storing a wide range of items, including vegetables, fruits, liquids, sandwiches and more. It can also be used for sous vide cooking, marinating, and even as a travel toiletry bag.