---
product_id: 20094223
title: "THAT Butter Knife, Heat Transfer, Copper Alloy Titanium Treatment, 6.9 inches (17.6 cm), Spread"
brand: "that inventions"
price: "6727 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/20094223-that-butter-knife-heat-transfer-copper-alloy-titanium-treatment-6
store_origin: IS
region: Iceland
---

# Heat-conductive copper handle Serrated 1-inch alloy steel blade Perfect 6.9-inch length for spreading THAT Butter Knife, Heat Transfer, Copper Alloy Titanium Treatment, 6.9 inches (17.6 cm), Spread

**Brand:** that inventions
**Price:** 6727 kr
**Availability:** ✅ In Stock

## Summary

> 🧈 Spread the warmth, not the wait!

## Quick Answers

- **What is this?** THAT Butter Knife, Heat Transfer, Copper Alloy Titanium Treatment, 6.9 inches (17.6 cm), Spread by that inventions
- **How much does it cost?** 6727 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/20094223-that-butter-knife-heat-transfer-copper-alloy-titanium-treatment-6)

## Best For

- that inventions enthusiasts

## Why This Product

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

## Key Features

- • **Durable & Easy Care:** Crafted from premium copper and alloy steel, this reusable knife is hand wash recommended for lasting shine.
- • **Ergonomic Modern Design:** Sleek 7-inch ambidextrous handle fits comfortably in hand for a smooth, stylish kitchen experience.
- • **Precision Serrated Edge:** Carve thin, perfect portions every time with the sharp serrated blade designed for control.
- • **Effortless Heat Transfer:** Leverages your body heat via copper alloy to soften and spread cold butter with ease.
- • **Versatile Spreading Tool:** Ideal for butter, peanut butter, chocolate spread, cream cheese, and more—your all-in-one spreader.

## Overview

The THAT Butter Knife is a 6.9-inch serrated spreader crafted from heat-conductive copper alloy and alloy steel blade. Designed to transfer your body heat to soften cold butter and other spreads, it offers precision carving and smooth spreading. Its modern, ergonomic design fits comfortably in any hand, making it a versatile and durable tool for your kitchen spread needs.

## Description



## Features

- Hold SpreadTHAT! serrated butter knife in the palm of your hand to facilitate heat transfer
- Carve away thin portions of butter with spreader and place portions onto your toast
- Use serrated side of spreader and a slow stroking motion to spread the butter; spreading will get easier after a few strokes
- Made from heat conducting technology that utilizes your body heat to carve and spread cold butter; dishwasher safe
- Works well for butter, peanut butter, chocolate spread, cream cheese, and more

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Recommended Uses For Product | Carving |
| Brand | THAT INVENTIONS |
| Model Name | THAT! Spread That Serrated Warming Butter Knife |
| Special Feature | Assembled |
| Age Range (Description) | Adult |
| Included Components | One serrated butter knife |
| Handle Material | Copper |
| Color | Red |
| Blade Material | Alloy Steel |
| Style | Modern |
| Blade Length | 1 Inches |
| Product Care Instructions | Hand Wash Only |
| Hand Orientation | Ambidextrous |
| Item Weight | 0.19 Pounds |
| Blade Shape | Straight Back |
| Reusability | Reusable |
| Item Length | 7 Inches |
| Global Trade Identification Number | 00855143005227 |
| Shape | blade-handle |
| Size | 1" |
| Blade Type | Serrated |
| Manufacturer | THAT Inventions |
| UPC | 855143005227 |
| Item Package Dimensions L x W x H | 8.5 x 1.6 x 1.1 inches |
| Package Weight | 0.11 Kilograms |
| Item Dimensions  LxWxH | 7 x 0.75 x 0.1 inches |
| Brand Name | THAT INVENTIONS |
| Material | Copper |
| Number of Items | 1 |
| Part Number | SPR-21R |

## Product Details

- **Recommended Uses For Product:** Carving
- **Brand:** THAT INVENTIONS
- **Model Name:** THAT! Spread That Serrated Warming Butter Knife
- **Special Feature:** Assembled
- **Age Range (Description):** Adult
- **Included Components:** One serrated butter knife
- **Handle Material:** Copper
- **Color:** Red
- **Blade Material:** Alloy Steel
- **Style:** Modern

## Images

![THAT Butter Knife, Heat Transfer, Copper Alloy Titanium Treatment, 6.9 inches (17.6 cm), Spread - Image 1](https://m.media-amazon.com/images/I/714k72XMpFL.jpg)

## Available Options

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

## Questions & Answers

**Q: Is this knife left hand friendly?**
A: works fine either hand.

**Q: Is it dish washer safe?**
A: YES it is dishwasher safe. Manufacturer says it is on their website. They have tested it in their kitchen and labs for 2 1/2 years of use and it is still in great shape.

**Q: What’s the difference between this one and the black one?**
A: The difference is in the color of that piece in the handle.  The "black" replaces the red.  Otherwise, they are exactly the same.  Hope this helps.

**Q: Is this made in China?**
A: I don't know where it's made, but not very effective in warming butter to spread.

## Frequently Bought Together

- THAT Butter Knife, Heat Transfer, Copper Alloy Titanium Treatment, 6.9 inches (17.6 cm), Spread
- ScoopTHAT Radii Warming Ice Cream Scoop, Silver/Blue

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.is/products/20094223-that-butter-knife-heat-transfer-copper-alloy-titanium-treatment-6](https://www.desertcart.is/products/20094223-that-butter-knife-heat-transfer-copper-alloy-titanium-treatment-6)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-02*