---
product_id: 591508707
title: "W1 for IEM - SS - Patented Medical-Grade Silicone Ear Tips, Double W-Shaped Tube Core, More Stability"
brand: "spinfit"
price: "¥3910"
currency: JPY
in_stock: true
category: "Spin Fit"
url: https://www.desertcart.jp/products/591508707-w1-for-iem-ss-patented-medical-grade-silicone-ear-tips
store_origin: JP
region: Japan
---

# 3D spinnable axis adapts to unique ear canals Double W-shaped Tube Core for superior fit Medical-grade silicone for hypoallergenic comfort W1 for IEM - SS - Patented Medical-Grade Silicone Ear Tips, Double W-Shaped Tube Core, More Stability

**Brand:** spinfit
**Price:** ¥3910
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound, lock in your style — hear the difference with SpinFit W1!

## Quick Answers

- **What is this?** W1 for IEM - SS - Patented Medical-Grade Silicone Ear Tips, Double W-Shaped Tube Core, More Stability by spinfit
- **How much does it cost?** ¥3910 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/591508707-w1-for-iem-ss-patented-medical-grade-silicone-ear-tips)

## Best For

- spinfit enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Stability:** Double W-shaped tube core design ensures your IEMs stay securely in place, even during your busiest days.
- • **Custom Fit, Every Time:** SpinFit’s patented 3D spinnable axis bends to perfectly match your ear canal angle, delivering a personalized listening experience.
- • **Hypoallergenic Comfort:** Crafted from medical-grade silicone, these ear tips minimize allergic reactions for all-day wear without irritation.
- • **Universal Compatibility:** Designed to fit nozzle diameters of 5-6 mm, these tips seamlessly enhance a wide range of premium earphones.
- • **Audiophile-Approved Upgrade:** Elevate your sound and comfort with the most affordable, top-rated upgrade trusted by thousands of discerning listeners.

## Overview

SpinFit W1 SS ear tips feature a patented double W-shaped tube core and a unique 3D spinnable axis that adapts to your ear’s shape for superior stability and comfort. Made from medical-grade silicone, they reduce allergic reactions and provide a deep, secure fit compatible with 5-6 mm nozzle earphones. A top choice among audiophiles, these tips offer an affordable upgrade to enhance both sound quality and wearing experience.

## Description

SpinFit W1 for IEM - Patented Medical-Grade Silicone Ear Tips, Double W-Shaped Tube Core, More Stability

## Features

- Double W-shaped Tube Core to Enhance Stability.
- SpinFit patented spinnable 3D axis that bends to fit unique ear canals' angle like customized.
- Medical-Grade silicone reduces allergic reactions.
- HOT seller among audiophiles. Most affordable upgrade of the sound and wearing experience to IEMs.
- Fits nozzle diameter of 5 - 6 mm.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CLRTMBZC |
| Best Sellers Rank | #11,083 in Electronics ( See Top 100 in Electronics ) #247 in Headphone Earpads |
| Brand | SpinFit |
| Color | Black |
| Compatible Devices | Earphones |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,127) |
| Enclosure Material | Silicone |
| Item Type Name | Replacement Ear Tips |
| Manufacturer | Rextec International Limited |
| Mfr Part Number | SS |
| Model Number | SS |
| Unit Count | 2.0 Count |

## Product Details

- **Brand:** SpinFit
- **Colour:** Black
- **Compatible devices:** Earphones
- **Material:** Silicone
- **Unit count:** 2.0 Count

## Images

![W1 for IEM - SS - Patented Medical-Grade Silicone Ear Tips, Double W-Shaped Tube Core, More Stability - Image 1](https://m.media-amazon.com/images/I/51hpdJT5y1L.jpg)

## Available Options

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

## Frequently Bought Together

- SpinFit W1 for IEM - SS - Patented Medical-Grade Silicone Ear Tips, Double W-Shaped Tube Core, More Stability
- SpinFit Omni for True Wireless Earbuds & IEMs - SS - Patented Silicone Eartips for Replacement (1 Pair) (3.7 mm Nozzle Dia.)

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**Shop now:** [https://www.desertcart.jp/products/591508707-w1-for-iem-ss-patented-medical-grade-silicone-ear-tips](https://www.desertcart.jp/products/591508707-w1-for-iem-ss-patented-medical-grade-silicone-ear-tips)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-10*