---
product_id: 373842633
title: "K-20 Cushion Insole Black Medium"
brand: "keen utility"
price: "¥14844"
currency: JPY
in_stock: true
reviews_count: 5
category: "Keen Utility"
url: https://www.desertcart.jp/products/373842633-k-20-cushion-insole-black-medium
store_origin: JP
region: Japan
---

# High rebound energy return Probiotic anti-odor tech Full-length shock absorption K-20 Cushion Insole Black Medium

**Brand:** keen utility
**Price:** ¥14844
**Availability:** ✅ In Stock

## Summary

> 🦶 Step into unstoppable comfort and stability—because your feet deserve the best.

## Quick Answers

- **What is this?** K-20 Cushion Insole Black Medium by keen utility
- **How much does it cost?** ¥14844 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/373842633-k-20-cushion-insole-black-medium)

## Best For

- keen utility enthusiasts

## Why This Product

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

## Key Features

- • **Odor-Free Confidence:** Cleansport NXT probiotic tech neutralizes sweat odors naturally, so your boots stay fresh.
- • **Dynamic Energy Return:** High rebound foam propels every step, keeping you energized through long workdays.
- • **Precision Heel Stability:** Heel cup centers and aligns your foot for superior gait stability and reduced strain.
- • **Tailored Fit & Durability:** Designed for Keen boots with trim-to-fit versatility and backed by a 90-day comfort guarantee.
- • **All-Day Comfort Cushioning:** Premium thick foam evenly cushions your entire foot, banishing fatigue from dawn to dusk.

## Overview

The Keen Utility K-20 Cushion Insole in Black Medium offers medium arch support with a full-length, thick shock-absorbing EVA foam layer that evenly cushions the foot. Featuring a heel cup for improved alignment and stability, it incorporates Cleansport NXT probiotic technology to prevent odor naturally. Designed to fit Keen boots perfectly but customizable to other brands, it comes with a 90-day guarantee, making it an ideal upgrade for professionals on their feet all day.

## Description

Medium arch support, shock-absorbing pads and a full-length layer of high-rebound foam help fight foot fatigue for long days on your feet. Men's sizes: Small = 6.5-8, Medium = 8.5-10, Large = 10.5-12, X-Large = 12.5-14. KEEN Utility believes in creating work boots that make work and life better. In effort to further support that mission, KEEN Utility has been “Putting Good to Work” through its non-profit partnerships within the Project Build program. From helping put veterans back on their feet to supporting conversation corps work across the country.

Review: Amazing difference - I’m on my second pair of Keen boots and walking/hiking 50 miles a week. Generally well pleased with them but I would get sore heals especially on longer walks. I’m really surprised these insoles would make so much difference. No more discomfort and has noticeably improved my walking pace. I’m an eight and a half and the insoles were a perfect fit.
Review: Passform - Sehen gut aus und sind auch Dick, aber das ist das Problem. Ich habe vier paar Keen Schuhe und Stiefel. Wenn ich die Sohle hineintue, dann passen mir die Schuhe nicht mehr. Sie sind einfach zu Dick. Da bräuchte ich Schuhe 1- 2 Nummern größer

## Features

- Cushioning & Fit: A Premium, Thick, Full Length Shock Absorbing Material Evenly Cushions The Entire Foot Without Compression; High Rebound Foam Provides Energy Return For All Day Comfort
- Heel Stability: A Heel Cup Centers And Aligns The Heel And Foot, Improving Alignment From Heel Strike, Through The Arch And Toe-Off For Better Stability Throughout Each Gait; Medium Arch Support To Center The Body’S Alignment
- Anti-Odor Technology: Features Cleansport Nxt (A Trademark Of The Stewart Group); A Quick Drying, Natural, Probiotic-Based Technology Microbes Producing Enzymes That Break Down The Odor In Sweat And Help Prevent Footwear From Smelling Bad
- 90-Day Guarantee: Keen Utility Warrants The Quality And Comfort Of Its Insoles For 90 Days
- Note: Replacement Insole May Affect Protective Work Footwear Safety Ratings; Especially With Esd-Rated Footwear; Designed To Fit Keen Utility Boots Perfectly, But Can Be Trimmed To Fit Any Brand

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01MS3SNX9 |
| Arch Type | Medium Arch |
| Brand | KEEN Utility |
| Colour | Black |
| Customer Reviews | 4.4 out of 5 stars 1,240 Reviews |
| Global Trade Identification Number | 00887194936076 |
| Insole Type | Arch Support Insole |
| Item Dimensions | 35.6 x 10.2 x 2.5 Centimeters |
| Item Form | Cushion |
| Item Nype Name | Accessories |
| Manufacturer | Keen Utility - US Shoes |
| Material | Ethylene Vinyl Acetate |
| Model Name | Utility K-20 Cushion Accessories |
| Number of Items | 1 |
| Other Special Features of the Product | Arch Support |
| Product Benefits | Provides cushioning and fit for stress relief and all-day comfort, with heel stability for improved alignment and stability. Product Benefits Provides cushioning and fit for stress relief and all-day comfort, with heel stability for improved alignment and stability. See more |
| Recommended Uses For Product | Utility |
| Shoe Width | M Mens US |
| Size | Medium |
| Target Use Body Part | Foot |
| UPC | 887194936076 |
| Use for | Foot |

## Product Details

- **Brand:** KEEN Utility
- **Colour:** Black
- **Product Benefits:** Provides cushioning and fit for stress relief and all-day comfort, with heel stability for improved alignment and stability.
- **Use for:** Foot
- **Material:** Ethylene Vinyl Acetate
- **Recommended Uses For Product:** Utility
- **Item Form:** Cushion
- **Number of Items:** 1
- **Size:** M
- **Item dimensions L x W x H:** 35.6 x 10.2 x 2.5 Centimeters

## Images

![K-20 Cushion Insole Black Medium - Image 1](https://m.media-amazon.com/images/I/71-ga1yu20L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Amazing difference
*by A***R on 24 November 2024*

I’m on my second pair of Keen boots and walking/hiking 50 miles a week. Generally well pleased with them but I would get sore heals especially on longer walks. I’m really surprised these insoles would make so much difference. No more discomfort and has noticeably improved my walking pace. I’m an eight and a half and the insoles were a perfect fit.

### ⭐⭐⭐ Passform
*by S***L on 11 February 2026*

Sehen gut aus und sind auch Dick, aber das ist das Problem. Ich habe vier paar Keen Schuhe und Stiefel. Wenn ich die Sohle hineintue, dann passen mir die Schuhe nicht mehr. Sie sind einfach zu Dick. Da bräuchte ich Schuhe 1- 2 Nummern größer

### ⭐⭐⭐⭐⭐ Good product and good value.
*by O***D on 24 February 2020*

I have used many Keen products and this one too is well designed and well manufactured.

## Frequently Bought Together

- KEEN Utility Mens Utility K-20 Cushion
- KEEN Utility Mens Utility K-10 Replacement

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**Shop now:** [https://www.desertcart.jp/products/373842633-k-20-cushion-insole-black-medium](https://www.desertcart.jp/products/373842633-k-20-cushion-insole-black-medium)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-23*