---
product_id: 39394086
title: "RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: 4.0 mm, for rings 4 mm to 5 mm wide."
brand: "brand: ringslinky"
price: "¥3055"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/39394086-ringslinky-ring-size-reducer-ring-guard-ring-size-adjuster-size
store_origin: JP
region: Japan
---

# RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: 4.0 mm, for rings 4 mm to 5 mm wide.

**Brand:** brand: ringslinky
**Price:** ¥3055
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: 4.0 mm, for rings 4 mm to 5 mm wide. by brand: ringslinky
- **How much does it cost?** ¥3055 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/39394086-ringslinky-ring-size-reducer-ring-guard-ring-size-adjuster-size)

## Best For

- brand: ringslinky enthusiasts

## Why This Product

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

## Description

RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: 4.0 mm, for rings 4 mm to 5 mm wide.

## Features

- RingSlinkys 4.0mm Size ring size adjusters for Thin Rings - Fits rings 4.0mm to 5.0mm wide. Available in 6 sizes to accommodate the width of your ring.
- MEASURE YOUR RING and choose the size that is slightly smaller than the width of your ring. A good fit on your ring makes a big difference in how well RingSlinkys work and feel.
- COMFORTABLE - made of coiled nylon for flexibility, durability, and comfort. EASY TO USE (no tools needed for this ring size adjuster)
- Kind to your ring! (DOES NOT SCRATCH GOLD OR SILVER) Costs far less than a full ring sizing
- Reduces size by approximately 1.5 sizes. Can easily be cut shorter for less size reduction. 100% Satisfaction Guarantee!

## Images

![RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: 4.0 mm, for rings 4 mm to 5 mm wide. - Image 1](https://images-na.ssl-images-amazon.com/images/I/81Qov4fkSmL.jpg)
![RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: 4.0 mm, for rings 4 mm to 5 mm wide. - Image 2](https://images-na.ssl-images-amazon.com/images/I/81GZlflbbvL.jpg)
![RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: 4.0 mm, for rings 4 mm to 5 mm wide. - Image 3](https://images-na.ssl-images-amazon.com/images/I/51zBRnTxEuL.jpg)
![RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: 4.0 mm, for rings 4 mm to 5 mm wide. - Image 4](https://images-na.ssl-images-amazon.com/images/I/61K8-FrJCqL.jpg)
![RingSlinky: Ring Size Reducer | Ring Guard | Ring Size Adjuster. Size: 4.0 mm, for rings 4 mm to 5 mm wide. - Image 5](https://images-na.ssl-images-amazon.com/images/I/817Nv86aYVL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.jp/products/39394086-ringslinky-ring-size-reducer-ring-guard-ring-size-adjuster-size](https://www.desertcart.jp/products/39394086-ringslinky-ring-size-reducer-ring-guard-ring-size-adjuster-size)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-21*