Features: Versatile Storage Solution: Our 4pcs collapsible silicone food storage containers are perfect for meal prepping, outdoor camping, picnics, and everyday use, ensuring your food stays fresh and organized. Durable And Heat Resistant: Made from high-quality silicone, these food storage containers are designed to withstand high temperatures, making them ideal for microwave use and safe for reheating meals. Space-Saving Design: The collapsible feature allows you to easily store these containers in your kitchen or bag, saving valuable space and making them convenient for travel, work, or study sessions. Secure And Leak-Proof Lids: Each container comes with a tightly fitting lid that prevents spills and leaks, ensuring your meals stay secure while on the go, whether you're traveling or enjoying a picnic. Large Capacity For All Needs: With generous storage sizes, these multifunctional bento boxes can hold a variety of foods, from snacks to full meals, making them perfect for anyone who loves to meal prep or pack lunches. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow minor deviation due to manual measurement. Specification: Material: silicone, PP Expand Size: 350ml: 13.1*9.7*6.3cm 500ml: 16.5*11*6.3cm 800ml: 18.512*6.5cm 1200ml: 21.5*13.5*7.2cm Folding size: 350ml: 13.1*3cm 500ml: 16.5*3cm 800ml: 18.5*3cm 1200ml: 21.5*3cm Include: Choice 1-3: 4PCS * Lunch box OR Choice 4-6: 1 * Lunch box