Made from 100% food grade silicone, this lunch box is safe, non-toxic, and easy to clean. The durable, soft, and unbreakable material ensures long-lasting use. It is advised to remove the lid before heating in the microwave. This lunch box features an innovative design with a watertight seal on the lid, creating an airtight vacuum space to preserve food freshness and prevent leaks. Additionally, custom logos are available for personalization. Measuring 7.48*3.54 inches, this custom foldable silicone freshness storage box. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Tailored branding: Supports logo imprint and design personalization. Product Highlights: Portable, durable, practical for daily use.