【Food Grade Material】 lunch box set is made of high quality food-grade safe PP plastic (external) and durable 304 stainless steel (internal), BPA free, No rust, no odor retention, so you can use it without any worries. HEALTH AND SAFETY, Uniqu
【KEEP FOOD WARM】The stainless steel bottom of the inner layer of the thermal lunch box is designed with PU foam filling, which keeps the heat preservation longer and can provide 3-4 hours of heat preservation effect.
【Lunch Box Set 】You will get 4 Insulated bento lunch boxes - two sizes, two large and two small, to meet your different needs. SMALL(14.2OZ/420ml), LARGE (18.5OZ/550ml).
【Leak-proof & Convenient Design】Each bento lunch box comes with a double silicone seal to lock in freshness, leaks and odors. There is a clamshell exhaust valve on the top of the lid, the hot air can be exhausted at any time
【Free Combination 】The stainless steel Insulated lunch box set adopts a Stackable design, which can be freely combined and stored separately, preserving the original flavor of the food and making life more pleasant and refined.