These Mason jar lids are designed to fit standard mouth jars, with an inner edge diameter of 70 mm and a thickness of 15 mm. Each package contains 16 storage lids. To ensure compatibility, please measure your jar's mouth size before placing an order. Key Benefits: - Secure Storage: The lids feature a non-slip design that makes opening and closing jars easy, ensuring your contents remain fresh and protected. - Versatile Usage: Ideal for storing a variety of items including soups, yogurt, sports drinks, grains, sugar, and more. Suitable for both freezer and refrigerator use. - Convenience: Quick and easy cleanup by washing the lids before first use. Store them properly to extend their lifespan. Applications: - Use for meal prep: Store homemade soups and sauces in the fridge or freezer for easy access during the week. - Organize pantry staples: Keep grains, sugar, and snacks securely stored and easily accessible. - Take your beverages on the go: Perfect for sealing smoothies or protein shakes when you need to travel. This product is a reliable solution for maintaining the quality of your food items while offering flexibility and ease of use for everyday storage needs.