Efficient Preservation: Crafted from 304 stainless steel, this lunch box boasts a low specific heat capacity, ensuring rapid and uniform freezing for optimal food preservation, ideal for storing meats freshness and flavorful. Versatile Sizing Options: With a range of sizes available, you can select the perfect lunch box to suit your needs, providing flexibility and convenience for various portion sizes and meal types. Airtight Freshness Guarantee: The 304 stainless steel crisper box is designed to seal in freshness effectively, keeping your food delicious and appetizing throughout the day with its airtight construction. Durable & Odor-Free: Featuring a one-piece box body, this lunch box is not only durable but also easy to clean, preventing lingering odors and making it suitable for pickling foods without flavor transfer. Enhanced Freshness Maintenance: Equipped with a silicone sealing strip and innovative 4-side buckle design, this lunch box effectively isolates air to maintain food freshness longer, ensuring each bite is as delightful as the first. Item Name: Lunch Box Material: 304 Stainless Steel Pattern: Solid Color Features: Durable & Odor-Free, Versatile Sizing, Efficient Preservation Size Details: S, L: 11.8cm/4.65", W: 11.5cm/4.53", H: 5.8cm/2.28" (Approx.) M, L: 11.8cm/4.65", W: 11.5cm/4.53", H: 10.1cm/3.98" (Approx.) L, L: 20.5cm/8.07", W: 13.5cm/5.31", H: 8.1cm/3.19" (Approx.) XL, L: 25.2cm/9.92", W: 20.7cm/8.15", H: 6.1cm/2.4" (Approx.) 2XL, L: 25.2cm/9.92", W: 20.7cm/8.15", H: 10.1cm/3.98" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Lunch Box