---
product_id: 352344570
title: "Lunch Box for Big Eaters All Ages - 8.5 Cup Leak Proof Bento Box with 4 Compartments, School Lunch Container with Ice Pack, Dishwasher Safe, BPA-Free, PFAS-Free - Blue Slate"
brand: "b.box"
price: "¥11378"
currency: JPY
in_stock: true
reviews_count: 8
category: "B.Box"
url: https://www.desertcart.jp/products/352344570-lunch-box-for-big-eaters-all-ages-8-5-cup
store_origin: JP
region: Japan
---

# Unique whole fruit compartment with stretchy seal Leak-proof snap closure with adjustable dividers 8.5 cup capacity with gel-cooler pack Lunch Box for Big Eaters All Ages - 8.5 Cup Leak Proof Bento Box with 4 Compartments, School Lunch Container with Ice Pack, Dishwasher Safe, BPA-Free, PFAS-Free - Blue Slate

**Brand:** b.box
**Price:** ¥11378
**Availability:** ✅ In Stock

## Summary

> 🍱 Elevate your lunch game with style and smart design!

## Quick Answers

- **What is this?** Lunch Box for Big Eaters All Ages - 8.5 Cup Leak Proof Bento Box with 4 Compartments, School Lunch Container with Ice Pack, Dishwasher Safe, BPA-Free, PFAS-Free - Blue Slate by b.box
- **How much does it cost?** ¥11378 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/352344570-lunch-box-for-big-eaters-all-ages-8-5-cup)

## Best For

- b.box enthusiasts

## Why This Product

- Trusted b.box brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safe & Sustainable:** Made from BPA, BPS, PVC, Phthalate, and PFAS-free materials—because your health and the planet matter.
- • **Effortless Independence:** Easy-open handles and large grip clip empower kids (and adults) to access meals without hassle.
- • **Customizable Compartments:** Adjust or remove dividers to fit everything from wraps to whole bananas—flexibility that matches your appetite.
- • **Keep It Cool, Keep It Fresh:** Integrated gel-cooler pack chills your lunch longer, perfect for busy professionals and on-the-go parents.
- • **Dishwasher Friendly & Durable:** Designed for modern life with dishwasher-safe materials and a leak-proof seal that keeps messes contained.

## Overview

The b.box Lunch Box for Big Eaters is an 8.5 cup leak-proof bento container featuring four adjustable compartments, a built-in gel-cooler pack, and a unique whole fruit compartment with a stretchy seal. Crafted from BPA- and PFAS-free silicone and polypropylene, it’s dishwasher safe and designed for easy opening, making it ideal for all ages seeking a fresh, customizable, and mess-free lunch solution.

## Description

desertcart.com: b.box Lunch Box for Big Eaters All Ages - 8.5 Cup Leak Proof Bento Box with 4 Compartments, School Lunch Container with Ice Pack, Dishwasher Safe, BPA-Free, PFAS-Free - Blue Slate : Home & Kitchen

Review: The best! - Love the ice pack that goes under the main compartment. Perfect size and adjustable compartments. The leak-proof compartments work! My three year old can open this by himself. It is large so I suggest you measure your lunchbox
Review: Easy to wash and functional! - Awesome lunch box that is easy to clean/throw in the dish washer. Fits well in his zip up lunch box even with a thin ice pack. We bought in another color as well!

## Features

- Made of silicone and PP which is safe. BPS, PVC, BPA and Phthalate free
- Features Gel-cooler pack to help keep food cooler and fresher for longer
- Easy to open design, with handles and large grip clip which encourages independence
- Unique whole fruit compartment with stretchy seal means no need to cut fruit into small sizes
- Custom divider enables you to adjust the compartment size. Or remove to fit a whole banana or wrap

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08PD9L682 |
| Additional Features | Waterproof |
| Age Range Description | Kid |
| Best Sellers Rank | #164,837 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #39 in Kids' Lunch Boxes |
| Brand Name | b.box |
| Capacity | 2 Liters |
| Closure Type | Snap |
| Color | Blue Slate |
| Customer Reviews | 4.6 out of 5 stars 549 Reviews |
| Included Components | Fork, Spoon |
| Item Dimensions L x W x H | 8.46"L x 2.56"W x 9.25"H |
| Item Form | Box |
| Item Height | 13 centimeters |
| Item Weight | 0.47 Kilograms |
| Manufacturer | b.box |
| Material Type | Polypropylene, Silicone |
| Material Type Free | BPS Free |
| Number of Compartments | 1 |
| Number of Items | 1 |
| Pattern | Solid |
| Product Care Instructions | Hand Wash Only |
| Recommended Uses For Product | Sandwiches, Fruits, Dairy products, Hot food, Cold food, Take-Out |
| Shape | Fruit, banana |
| Style Name | Modern |
| Theme | Fruit |
| Unit Count | 1.0 Count |

## Product Details

- **Color:** Blue Slate
- **Material:** Polypropylene, Silicone
- **Brand:** b.box
- **Recommended Uses For Product:** Sandwiches, Fruits, Dairy products, Hot food, Cold food, Take-Out
- **Age Range (Description):** Kid
- **Special Feature:** Waterproof
- **Capacity:** 2 Liters
- **Theme:** Fruit
- **Pattern:** Solid
- **Item Weight:** 0.47 Kilograms

## Images

![Lunch Box for Big Eaters All Ages - 8.5 Cup Leak Proof Bento Box with 4 Compartments, School Lunch Container with Ice Pack, Dishwasher Safe, BPA-Free, PFAS-Free - Blue Slate - Image 1](https://m.media-amazon.com/images/I/31S0M-PNk7L.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ The best!
*by K***D on September 18, 2025*

Love the ice pack that goes under the main compartment. Perfect size and adjustable compartments. The leak-proof compartments work! My three year old can open this by himself. It is large so I suggest you measure your lunchbox

### ⭐⭐⭐⭐⭐ Easy to wash and functional!
*by K***Y on November 17, 2025*

Awesome lunch box that is easy to clean/throw in the dish washer. Fits well in his zip up lunch box even with a thin ice pack. We bought in another color as well!

### ⭐⭐⭐⭐⭐ Durable and large capacity!
*by B***E on March 15, 2025*

We love our b.box! This lunchbox has two leakproof compartments that opens up even more lunch meal options! We also love the large capacity, great for growing kids. These are durable and wash in the dishwasher well!

## Frequently Bought Together

- b.box Oversized Lunch Box for Kids: Bento Box with 4 Compartments (2 Leak Proof), Removable Divider, Gel Cold Pack. For Older Kids and Big Eaters Ages 3+. School Supplies. 8½ Cup Capacity
- b.box Snack Box (2-pack) Reusable Snack Containers with Lids – Bento Box for Kids & Toddlers, Leakproof Lunch Box, BPA-Free and Dishwasher Safe Snack Container (S'shake + Lilac Pop, 1 3/4 Cup)

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**Shop now:** [https://www.desertcart.jp/products/352344570-lunch-box-for-big-eaters-all-ages-8-5-cup](https://www.desertcart.jp/products/352344570-lunch-box-for-big-eaters-all-ages-8-5-cup)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-22*