---
product_id: 655976729
title: "Borosil Cosmic 320 ml Insulated Water Bottle | Leakproof Stainless Steel Travel Bottle| 6 Hours Hot and 8 Hours Cold | Tumbler for Office, School & College | Black"
brand: "borosil"
price: "817134₫"
currency: VND
in_stock: true
reviews_count: 5
category: "Borosil"
url: https://www.desertcart.vn/products/655976729-borosil-cosmic-320-ml-insulated-water-bottle-leakproof-stainless-steel
store_origin: VN
region: Vietnam
---

# 6 hrs hot retention 8 hrs cold retention 304 grade rust-proof steel Borosil Cosmic 320 ml Insulated Water Bottle | Leakproof Stainless Steel Travel Bottle| 6 Hours Hot and 8 Hours Cold | Tumbler for Office, School & College | Black

**Brand:** borosil
**Price:** 817134₫
**Availability:** ✅ In Stock

## Summary

> 💼 Sip Smart, Stay Cosmic – Your Ultimate Office & On-the-Go Hydration Partner

## Quick Answers

- **What is this?** Borosil Cosmic 320 ml Insulated Water Bottle | Leakproof Stainless Steel Travel Bottle| 6 Hours Hot and 8 Hours Cold | Tumbler for Office, School & College | Black by borosil
- **How much does it cost?** 817134₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/655976729-borosil-cosmic-320-ml-insulated-water-bottle-leakproof-stainless-steel)

## Best For

- borosil enthusiasts

## Why This Product

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

## Key Features

- • **Sleek & Lightweight:** At just 200 grams and a compact 320 ml size, it’s the stylish hydration sidekick for office, school, or beyond.
- • **Leakproof Confidence:** Travel worry-free with a secure seal that prevents spills in your bag or on your desk.
- • **Stay Powered All Day:** Keeps your coffee or tea hot for 6 hours, fueling your 9 to 5 grind without a single cold sip.
- • **Chill Vibes On Demand:** Enjoy refreshing cold drinks for up to 8 hours—perfect for long meetings or campus marathons.
- • **Built to Last, Built to Impress:** Crafted from premium 304 grade stainless steel, ensuring rust-proof durability and pristine taste.

## Overview

The Borosil Cosmic 320 ml insulated water bottle features premium 304 grade rust-proof stainless steel construction, delivering 6 hours of hot and 8 hours of cold beverage retention. Lightweight and leakproof, it’s designed for professionals and students seeking reliable, stylish hydration throughout their busy day.

## Description

If coffee or tea is your fuel of choice, the energy you need to go about your 9 to 5, then our cosmic insulated bottle are the perfect companion. The insulated travel bottle keeps your drink hot for 6 hours and cold for 8 hours. The inside is made of Grade-304 rust-proof stainless steel better temperature retention.

Review: Very good quality...fully impressed
Review: Perfect I just like this

## Features

- 304 GRADE, RUST-PROOF STAINLESS STEEL INSIDE- Made of the best quality, food-grade stainless steel our bottle is crafted to ensure the beverage inside retains its temperature and freshness.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C9LQ94LD |
| Batteries required | No |
| Best Sellers Rank | #187,155 in Kitchen ( See Top 100 in Kitchen ) #2,890 in Insulated Bottles |
| Care instructions | Not advisable for carbonated and alcoholic beverages. To avoid odour, keep the bottle uncovered when not in use. |
| Customer Reviews | 4.3 4.3 out of 5 stars (361) |
| Date First Available | 11 September 2023 |
| Fabric Type | stainless steel |
| Included components | Water Bottle |
| Item Weight | 200 Grams |
| Item model number | BOCOS320BL |
| Number of pieces | 1 |
| Product Dimensions | 6.8 x 6.8 x 16.4 cm; 200 g |
| Scent | coffee |

## Product Details

- **Brand:** Borosil
- **Capacity:** 320 Milliliters
- **Colour:** Black
- **Recommended uses for product:** travel
- **Special features:** Double Wall

## Images

![Borosil Cosmic 320 ml Insulated Water Bottle | Leakproof Stainless Steel Travel Bottle| 6 Hours Hot and 8 Hours Cold | Tumbler for Office, School & College | Black - Image 1](https://m.media-amazon.com/images/I/41GtyVFgqzL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by D***A on 1 July 2025*

Very good quality...fully impressed

### ⭐⭐⭐⭐⭐ Review
*by N***A on 11 July 2025*

Perfect I just like this

### ⭐⭐⭐⭐ Review
*by K***A on 3 August 2025*

Easy to carry . It looks good

## Frequently Bought Together

- Borosil Cosmic 320 ml Insulated Water Bottle | Leakproof Stainless Steel Travel Bottle| 6 Hours Hot and 8 Hours Cold | Tumbler for Office, School & College | Black
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- BOROSIL VACUUM INSULATED COPPER COATED INNER HYDRA Water Bottle|Sports Bottle|Yoga Bottle|Outdoor|PortableLeak Proof|ReusableWater Bottle BLACK, 600ML,BT0600BK102

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**Shop now:** [https://www.desertcart.vn/products/655976729-borosil-cosmic-320-ml-insulated-water-bottle-leakproof-stainless-steel](https://www.desertcart.vn/products/655976729-borosil-cosmic-320-ml-insulated-water-bottle-leakproof-stainless-steel)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-06*