Our Salad Dressing Containers To Go are made of extra thick glass jars, ensuring durability and longevity. The lids are made of premium pp5 plastic, which is also extra thick for enhanced sturdiness.Our upgraded lids feature a silicone seal ring, providing an airtight closure that keeps your food inside fresh for longer periods of time. You can confidently store your salad dressing, condiments, sauces, and dips without worrying about leaks or spoilage.These 2oz mini glass jars with lids are not limited to salad dressings alone. They are perfect for storing and serving various condiments, sauces, and dipping cups. Moreover, they are ideal for food preparation, lunch accessories, and bento boxes. Take them with you on-the-go for meals at the office, during travel, picnics, barbecues, parties, and more.