EASY TO USE: This universal glass lid fits multiple sizes of bottles and jars, making it a convenient addition to your kitchen or pantry. LEAK - PROOF DESIGN: The straw hole is carefully designed to allow for easy drinking or pouring while preventing leaks, keeping your space clean. DURABLE MATERIAL: Made of durable glass, it is sturdy and long - lasting, able to withstand regular use. VERSATILE APPLICATION: Ideal for storing beverages, sauces, or other liquids, it offers a practical solution for different needs. SPACIOUS COVERAGE: Suitable for both 30oz and 20oz containers, providing a proper seal for different volumes. This universal glass lid with a straw hole is designed for 30oz and 20oz bottles or jars. It has a leak - proof feature which is great for storing various liquids. The glass material is durable. It can be used for multiple purposes like holding beverages or sauces. And it fits different containers well.