---
product_id: 388062232
title: "Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition)"
brand: "onebttl"
price: "₪239"
currency: ILS
in_stock: true
url: https://www.desertcart.co.il/products/388062232-engineer-gifts-for-men-funny-engineering-coffee-mug-for-mentor
store_origin: IL
region: Israel
---

# Keeps drinks hot for 3 hours Keeps drinks cold for 9 hours 18/8 stainless steel, BPA-free Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition)

**Brand:** onebttl
**Price:** ₪239
**Availability:** ✅ In Stock

## Summary

> ☕ Engineer your perfect sip—because your coffee deserves precision too!

## Quick Answers

- **What is this?** Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition) by onebttl
- **How much does it cost?** ₪239 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/388062232-engineer-gifts-for-men-funny-engineering-coffee-mug-for-mentor)

## Best For

- onebttl enthusiasts

## Why This Product

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

## Key Features

- • **Eco-Smart & Safe:** Crafted from BPA-free, food-grade 18/8 stainless steel for a toxin-free sip.
- • **Gift-Ready Genius:** Arrives in a sleek gift box—perfect for mentors, brothers, or that coworker who codes all night.
- • **Temperature Mastery:** Double-wall vacuum insulation keeps your coffee hot or your iced drink chill all day.
- • **Durability Meets Style:** Break-resistant black finish that’s as tough as your engineering mindset.
- • **Spill-Proof Confidence:** Rubber seal gasket locks in every drop—no more desk disasters.

## Overview

This 12oz Onebttl stainless steel tumbler combines professional-grade 18/8 stainless steel with double-wall vacuum insulation to keep beverages cold for 9 hours or hot for 3. Featuring a spill-proof lid with a secure rubber gasket, it’s designed for busy engineers on the go. BPA-free and eco-friendly, it’s a durable, stylish gift-ready mug that blends functionality with a witty engineering theme.

## Description

Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition)

## Features

- Onebttl Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition)
- Spill-Proof Lid: The lid seals tightly with a rubber seal gasket which prevents spills and can be easily opened to drink from. Suitable for any indoor or outdoor activities.
- Safe Material: BPA free, Food grade 18/8 (304) stainless steel, eco-friendly and non-toxic.
- Keep Drinks Hot or Cold: The double-wall vacuum insulated design keeps drinks cold for 9 hours or hot for 3 hours. Cold drinks can be enjoyed cooler on summer days and hot drinks will stay hotter on cold days.
- Gift Ready: Complete with a beautiful gift box, knock out all of your gifting errands with one simple purchase.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Onebttl |
| Model Number | LKUS-ENG-STAINMUG-12OZ |
| Color | Genius |
| Product Dimensions | 0.03 x 8.99 x 11 cm; 440 g |
| Capacity | 12 Fluid Ounces |
| Material | Stainless Steel |
| Special Features | Break Resistant, Insulated |
| Item Weight | 440 g |

## Product Details

- **Brand:** Onebttl
- **Material:** Stainless Steel
- **Colour:** Genius
- **Capacity:** 12 Fluid Ounces
- **Special features:** Break Resistant, Insulated

## Images

![Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition) - Image 1](https://m.media-amazon.com/images/I/81ZEbXPwcqL.jpg)
![Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition) - Image 2](https://m.media-amazon.com/images/I/71teKIAIsEL.jpg)
![Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition) - Image 3](https://m.media-amazon.com/images/I/71GXRfn0HKL.jpg)
![Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition) - Image 4](https://m.media-amazon.com/images/I/71hbKFQs8uL.jpg)
![Engineer Gifts for Men, Funny Engineering Coffee Mug for Mentor, Brother, Son, Coworkers, 12oz Stainless Steel Tumbler, Black (Definition) - Image 5](https://m.media-amazon.com/images/I/71IC8zp9jOL.jpg)

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**Shop now:** [https://www.desertcart.co.il/products/388062232-engineer-gifts-for-men-funny-engineering-coffee-mug-for-mentor](https://www.desertcart.co.il/products/388062232-engineer-gifts-for-men-funny-engineering-coffee-mug-for-mentor)

---

*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-01-25*