1 Pc Glass Bento Lunch Box Airtight Meal Prep Container Microwave Freezer Safe. Material: Glass; Feature: Eco-Friendly. Built for versatility, this glass bento container is safe for both microwave and freezer use. Its airtight lid ensures a leakproof seal, making it perfect for storing leftovers, prepping meals, or transporting lunches. The glass body resists stains and odors, supporting long-term reuse. Ideal for home, work, or school settings, it offers a clear view of contents for easy identification. An eco-conscious option for anyone seeking plastic-free food storage that’s easy to clean, heat-safe, and built to last.