Stainless Steel Bento Lunch Box Set 36 oz Purple - Insulated Kit

In this review the kinsho Stainless Steel Bento Lunch Box Set 36 oz Purple is examined for busy adults and kids who want organized, eco-friendly meal prep. The bottom line: it is best for people who prioritize portion control and durable stainless-steel food cups paired with a matching insulated bag. The kit upgrades ordinary packed meals by providing removable stainless steel containers, a secure outer lid with four latches, and an included ice pack to keep foods cool during transit, although the metal cups are not intended to maintain heat like a thermos.

Key Features

• Deluxe stainless steel set: Removable Japanese grade SUS304 steel containers nest securely into the bottom tray for tidy meal separation and easy filling.
• Leakproof technology: Each metal container has a plastic lid with a tongue-and-groove seal and rubberized trim to reduce spills when closed correctly.
• Insulated carrying kit: The set includes a custom insulated lunch bag and ice pack to keep perishable items cool for school or work.
• Durable, dishwasher-safe materials: SUS304 stainless steel resists corrosion and the tray uses an extra-sturdy double-wall eco plastic construction for everyday use.
• Generous capacity: The box holds over 4 cups of food, making it suitable for children and adults who want a full meal or multiple snack portions.

Who It's For

This kit is ideal for parents packing lunches for kids aged 3 and up, commuters who prefer prep-ahead meals, and anyone replacing disposable containers with a more sustainable option. The removable steel cups work well for separated meals, salads, sandwiches and snacks where temperature retention is not required.

People who need a true hot-food thermos or who require absolute leakproof confidence for liquids should look elsewhere; some users report mixed experiences with lid durability and sealing, so those needing a guaranteed spillproof solution for soups or sauces may prefer dedicated leakproof containers designed specifically for liquids.

Pros & Cons

Pros

• High-quality SUS304 stainless steel containers that are dishwasher safe and corrosion resistant.
• Includes an insulated bag and ice pack for safe transport of perishable items.
• Generous 36 oz capacity and stackable design make meal prep and storage simple.
• Removable cups offer flexible use as grab-and-go snack cups or fridge storage.

Cons

• The metal containers are not a thermos and will not keep food hot for extended periods.
• Some customers report mixed results with lid closure durability and occasional difficulty engaging the seal.

Specifications

Our Verdict

The kinsho 36 oz Stainless Steel Bento is a strong value for anyone wanting a reusable, well-organized lunch system that reduces single-use waste and holds substantial portions. Buy it if you value durable stainless steel containers and the convenience of a matched insulated bag; skip it only if you require a dedicated hot-food thermos or guaranteed liquid-proof performance.

Frequently Asked Questions

Are the steel containers dishwasher safe?
Yes, the SUS304 stainless steel containers are dishwasher safe, though hand washing lids is recommended to preserve their seal.

Will this keep food hot?
No, the metal containers are not a thermos and are not designed to maintain heat for extended periods.

Is the set truly leakproof?
The lids have a tongue-and-groove seal and rubberized trim to reduce spills, but sealing depends on correct closure and some users report mixed experiences with certain lids over time.