---
product_id: 35973195
title: "The Mailbox Books KOP12622 Koplow Games Dice, 20-Sided Double Dice"
brand: "koplow games"
price: "120.34 DT"
currency: TND
in_stock: true
reviews_count: 8
category: "Koplow Games"
url: https://www.desertcart.tn/products/35973195-the-mailbox-books-kop12622-koplow-games-dice-20-sided-double
store_origin: TN
region: Tunisia
---

# 20-sided double dice innovation Generates numbers up to 400 Boosts math & strategic skills The Mailbox Books KOP12622 Koplow Games Dice, 20-Sided Double Dice

**Brand:** koplow games
**Price:** 120.34 DT
**Availability:** ✅ In Stock

## Summary

> 🎲 Roll smarter, play harder — double the dice, double the thrill!

## Quick Answers

- **What is this?** The Mailbox Books KOP12622 Koplow Games Dice, 20-Sided Double Dice by koplow games
- **How much does it cost?** 120.34 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/35973195-the-mailbox-books-kop12622-koplow-games-dice-20-sided-double)

## Best For

- koplow games enthusiasts

## Why This Product

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

## Key Features

- • **Set of Six:** Six transparent 24mm dice to elevate any game night or classroom session
- • **Educational Edge:** Supports multiplication and basic math skills for ages 3+
- • **Double Dice Design:** A die within a die for dynamic rolls and enhanced gameplay
- • **Perfect for TTRPGs:** Ideal for D&D and other d20 system games to roll with advantage or disadvantage
- • **Versatile Number Range:** Generates results up to 400, perfect for math practice and gaming

## Overview

The Mailbox Books KOP12622 Koplow Games 20-Sided Double Dice set includes six transparent 24mm dice featuring a unique double-die design that generates numbers up to 400. Perfect for tabletop RPG enthusiasts and educators alike, these dice enhance gameplay with advantage rolls and support basic math skills for ages 3 and up.

## Description

Koplow Games Double Dice 20-Sided Set of 6 Assorted D20 6ct (KG12622)

Review: The advantage dice you need - A great product and a great item for any table. The double d20 dice. While not always easy to read. It gives better fun rolls on advantage and disadvantage rolls. So it's very recommended for any ttrpg enthusiasts that use a d20 system like D&D
Review: Roll With Advantage! - Great option for rolling with advantage or disadvantage. Can also be a novelty item for the gamer in your life!

## Features

- Sold as 6 pieces/Set.
- Age group and grade: Ages 3+ and grades 3+. Generates numbers up to 400 and can be used to practice basic math skills, and enhance all games and activities.
- Subject: Multiplication. Small parts, not for children under 3 years.
- Usage ideas: Helps to understand basic math functions. 6/set.
- 24 mm transparent 20 sided die with a mini 20 sided die inside (a die within a die).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001B02BR8 |
| Age Range Description | 36 months to 1200 months |
| Best Sellers Rank | #449,694 in Toys & Games ( See Top 100 in Toys & Games ) #1,464 in Role Playing Dice |
| Brand Name | Koplow Games |
| Color | Tan |
| Customer Reviews | 4.5 out of 5 stars 149 Reviews |
| Global Trade Identification Number | 00018183126226 |
| Included Components | Twenty Sided Double Dice(6) |
| Item Dimensions | 5.12 x 3.86 x 1.02 inches |
| Item Dimensions L x W | 5.12"L x 3.86"W |
| Item Shape | Icosahedron |
| Item Type Name | Dice Game Set |
| Item Weight | 0.06 Pounds |
| Manufacturer | SPIG **Do NOT activate** |
| Manufacturer Maximum Age (MONTHS) | 1200.0 |
| Manufacturer Minimum Age (MONTHS) | 36.0 |
| Manufacturer Part Number | KOP12622 |
| Manufacturer Warranty Description | No Warranty |
| Model Number | KOP12622 |
| Number of Pieces | 18 |
| Set Name | Koplow Games Dice |
| Size | 24 mm |
| Theme | Number |
| UPC | 018183126226 |
| Unit Count | 1.0 Count |

## Images

![The Mailbox Books KOP12622 Koplow Games Dice, 20-Sided Double Dice - Image 1](https://m.media-amazon.com/images/I/71SrxcQoPZL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ The advantage dice you need
*by E***M on June 3, 2025*

A great product and a great item for any table. The double d20 dice. While not always easy to read. It gives better fun rolls on advantage and disadvantage rolls. So it's very recommended for any ttrpg enthusiasts that use a d20 system like D&D

### ⭐⭐⭐⭐⭐ Roll With Advantage!
*by J***K on August 30, 2025*

Great option for rolling with advantage or disadvantage. Can also be a novelty item for the gamer in your life!

### ⭐⭐⭐⭐ Fun present
*by A***R on October 3, 2025*

I gave these out as a gift for our group. A but hard to read the inside die but fun to use.

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**Shop now:** [https://www.desertcart.tn/products/35973195-the-mailbox-books-kop12622-koplow-games-dice-20-sided-double](https://www.desertcart.tn/products/35973195-the-mailbox-books-kop12622-koplow-games-dice-20-sided-double)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-09*