---
product_id: 387926465
title: "Ice Packs For Lunch Box - Reusable Ultra-Thin Freezer Long-Lasting Cool Coolers, Keep Food Fresh And Cold In Boxes Breastmilk Bags"
brand: "kastwave"
price: "S$16"
currency: SGD
in_stock: true
reviews_count: 5
category: "Kastwave"
url: https://www.desertcart.sg/products/387926465-ice-packs-for-lunch-box-reusable-ultra-thin-freezer-long
store_origin: SG
region: Singapore
---

# Ultra-thin 0.5" profile Reusable & mess-free Up to 24h cooling Ice Packs For Lunch Box - Reusable Ultra-Thin Freezer Long-Lasting Cool Coolers, Keep Food Fresh And Cold In Boxes Breastmilk Bags

**Brand:** kastwave
**Price:** S$16
**Availability:** ✅ In Stock

## Summary

> ❄️ Keep it cool, keep it fresh—because your lunch deserves VIP treatment!

## Quick Answers

- **What is this?** Ice Packs For Lunch Box - Reusable Ultra-Thin Freezer Long-Lasting Cool Coolers, Keep Food Fresh And Cold In Boxes Breastmilk Bags by kastwave
- **How much does it cost?** S$16 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/387926465-ice-packs-for-lunch-box-reusable-ultra-thin-freezer-long)

## Best For

- kastwave enthusiasts

## Why This Product

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

## Key Features

- • **Space-Savvy Design:** Ultra-thin 0.5-inch packs fit seamlessly into any lunch box or cooler without sacrificing space for your essentials.
- • **Stay Chill All Day:** Keeps food, drinks, and breastmilk fresh for up to 24 hours—perfect for busy professionals on the go.
- • **Eco-Friendly & Reusable:** BPA-free gel packs that freeze cleanly and thaw mess-free, eliminating the hassle of melting ice.
- • **Versatile Cooling Power:** Ideal for lunch boxes, breastmilk bags, picnics, and even car refrigerators—your all-in-one cooling solution.
- • **Effortless Prep & Cleanup:** Simply add water, freeze overnight, and rinse after use—ready for your next adventure in minutes.

## Overview

KASTWAVE Ice Packs are ultra-thin, reusable gel packs designed to keep food, drinks, and breastmilk fresh for up to 24 hours. Measuring 6.5" x 4.3" x 0.5", these BPA-free packs fit easily into any lunch box or cooler, offering a mess-free alternative to traditional ice. Easy to prepare and clean, they’re perfect for professionals and parents who demand long-lasting, space-saving cooling on the go.

## Description

Package list: 4 x Ice pack Features: 1. The size is 6.5" x 4.3" x 0.5", and the cooling time is up to 24 hours depending on the use 2. Help keep food, beverages, and snacks crisp and delicious with hours of cool refreshment 3. Made of clean, non-toxic BPA-free non-toxic gel compound and HDPE, which can be reused 4. Just add 650ml water and freeze the ice pack at least 6 hours before use 5. For car refrigerators, beach drink cabinets, picnic food bags, takeaway boxes, fishing How to Use 1. Open the cap 2. Inject 80% water 3. Press the cap to the base 4. Freeze for 6 hours before use Warm Tips: 1. The lid of the icebox is a screw cap and needs to be filled with water by yourself 2. This product must not be heated, it can be cleaned with household cleaners, not in a dishwasher 3. Do not deform or break this product under heavy pressure Our products have been well tested, you can rest assured that your purchase is guaranteed. Any problems please feel free to contact us first.

Review: Thin and great for lunch box - Perfect for lunch box I love it
Review: Not good - Very small and the cap doesn’t close properly. Froze once and the container deformed

## Features

- 【 Keep Food & Drinks Cold 】With Cooler Backpack, keep cold and fresh for 18 hours. Great for lunch box and outdoor activities
- 【 Keep Breastmilk Fresh】Bring back fresh breast milk for your baby to grow better. No longer need to carry multiple backpacks!
- 【 Save Space】4 ice packs (6.5” x 4.3” x 0.5”) will fit in just about any lunch box or coolers that you can think of and takes up less food or drink space
- 【 Reusable 】Not like ice, ice packs don't make a mess as they thaw and will stay frozen for longer. sandwiches and other food items don’t get ruined when ice packs start melting
- 【 Easy Clean 】Just add water and stir to turn into a gel, freeze ice packs the night before use. Just rinse them and pop them back in the freezer after use, ready for next time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09FDDRTPT |
| ASIN  | B09FDDRTPT |
| Additional Features | Reusable |
| Age Range Description | Baby |
| Best Sellers Rank | #14,180 in Sporting Goods ( See Top 100 in Sporting Goods ) #64 in Camping Cooler Accessories |
| Brand Name | KASTWAVE |
| Color | Blue |
| Container Type | Pack |
| Customer Reviews | 3.5 3.5 out of 5 stars (15) |
| Customer reviews | 3.5 3.5 out of 5 stars (15) |
| Item Dimensions | 16 x 10 x 5 centimeters |
| Item Form | flattened |
| Manufacturer | KASTWAVE |
| Manufacturer  | KASTWAVE |
| Manufacturer Part Number | ZQZ-5210 |
| Manufacturer reference  | ZQZ-5210 |
| Material Type | High Density Polyethylene |
| Number of Items | 4 |
| Product Dimensions  | 16 x 10 x 5 cm; 180 g |
| Size | 6.5” x 4.3” x 0.5” |
| Target Use Body Part | Back |
| Unit Count | 4 Count |

## Product Details

- **Age range (description):** Baby
- **Brand:** KASTWAVE
- **Number of Items:** 4
- **Special features:** Reusable
- **Unit count:** 4 Count

## Images

![Ice Packs For Lunch Box - Reusable Ultra-Thin Freezer Long-Lasting Cool Coolers, Keep Food Fresh And Cold In Boxes Breastmilk Bags - Image 1](https://m.media-amazon.com/images/I/610nVNZv8LS.jpg)
![Ice Packs For Lunch Box - Reusable Ultra-Thin Freezer Long-Lasting Cool Coolers, Keep Food Fresh And Cold In Boxes Breastmilk Bags - Image 2](https://m.media-amazon.com/images/I/61w6mf17IhS.jpg)
![Ice Packs For Lunch Box - Reusable Ultra-Thin Freezer Long-Lasting Cool Coolers, Keep Food Fresh And Cold In Boxes Breastmilk Bags - Image 3](https://m.media-amazon.com/images/I/717kw3k2q3S.jpg)
![Ice Packs For Lunch Box - Reusable Ultra-Thin Freezer Long-Lasting Cool Coolers, Keep Food Fresh And Cold In Boxes Breastmilk Bags - Image 4](https://m.media-amazon.com/images/I/71c8HF6v4-S.jpg)
![Ice Packs For Lunch Box - Reusable Ultra-Thin Freezer Long-Lasting Cool Coolers, Keep Food Fresh And Cold In Boxes Breastmilk Bags - Image 5](https://m.media-amazon.com/images/I/71tmiiTfcCS.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Thin and great for lunch box
*by F***A on 9 September 2025*

Perfect for lunch box I love it

### ⭐ Not good
*by L***A on 15 February 2026*

Very small and the cap doesn’t close properly. Froze once and the container deformed

### ⭐⭐⭐⭐⭐ ممتازه
*by A***R on 1 January 2025*

ممتازه

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.sg/products/387926465-ice-packs-for-lunch-box-reusable-ultra-thin-freezer-long](https://www.desertcart.sg/products/387926465-ice-packs-for-lunch-box-reusable-ultra-thin-freezer-long)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-05-13*