---
product_id: 534817536
title: "Costa Del Mar Unisex Adult Bowline Silicone Retainer"
brand: "costa del mar"
price: "¥4474"
currency: JPY
in_stock: true
category: "Costa Del Mar"
url: https://www.desertcart.jp/products/534817536-costa-del-mar-unisex-adult-bowline-silicone-retainer
store_origin: JP
region: Japan
---

# universal fit for all Costa sunglasses durable & flexible silicone 19-inch adjustable length Costa Del Mar Unisex Adult Bowline Silicone Retainer

**Brand:** costa del mar
**Price:** ¥4474
**Availability:** ✅ In Stock

## Summary

> 🕶️ Never lose your shades, always own the moment.

## Quick Answers

- **What is this?** Costa Del Mar Unisex Adult Bowline Silicone Retainer by costa del mar
- **How much does it cost?** ¥4474 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/534817536-costa-del-mar-unisex-adult-bowline-silicone-retainer)

## Best For

- costa del mar enthusiasts

## Why This Product

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

## Key Features

- • **Light as Air:** Ultra-lightweight silicone means you barely notice it—comfort meets function.
- • **One-Size-Fits-All:** Compatible with all Costa temple tips, from small to large, for effortless versatility.
- • **Stay-Put Confidence:** Adjustable sliding bead ensures your sunglasses never slip, on or off the water.
- • **Crafted for the Water:** Born from 40 years of premium eyewear expertise, designed to withstand your active lifestyle.
- • **Eco-Conscious Durability:** Made in the USA with resilient materials that protect your gear and the planet.

## Overview

The Costa Del Mar Bowline Silicone Retainer is a 19-inch, flexible, and durable accessory designed to keep your sunglasses secure with an adjustable sliding bead. Compatible with all Costa sunglasses, this lightweight retainer combines 40 years of premium eyewear heritage with a sleek, camo-inspired design, perfect for professionals who demand reliability on and off the water.

## Description

Never forget where your sunglasses are again with sunglass retainers from Costa Del Mar. Flexible and lightweight, these minimally designed retainers will ensure your frames stay exactly where you need them. Costa products sold by authorized sellers, like desertcart, are eligible for all manufacturer warranties and guarantees. Visit the Costa shop by clicking on the brand link above to shop the entire Costa assortment.

## Features

- Features: Flexible, durable and lightweight, the Costa Bowline retainer is a streamlined silicone retainer with sliding bead for adjustable tension to make sure your sunglasses stay put, on and off the water;
- From end-to-end, the Costa Bowline Silicone Retainer measures 19";
- The Costa C-Line Adjustable Retainer is compatible with all Costa sunglasses and fits small to large temple tips;
- Born on the water in 1983: Costa Sunglasses for men and women is celebrating 40 years of making the premium sunglasses on the planet and protecting the watery world we call home

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BK9WRCBT |
| Age Range Description | Adult |
| Best Sellers Rank | #27,103 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #104 in Safety Eyewear Retainers |
| Brand Name | Costa Del Mar |
| Care instructions | Hand wash with mild soap and warm water. Air dry. |
| Color | Costa Blue Camo |
| Customer Reviews | 4.6 out of 5 stars 3,412 Reviews |
| Fastener Type | Bead |
| Fur description | No Fur |
| Garment Size Country | United States |
| Item Type Name | Sunglasses |
| Item Weight | 0.01 Kilograms |
| Manufacturer | Costa Del Mar |
| Manufacturer Part Number | A6S0001KT |
| Material Type | Silicone |
| Origin | Made in the USA |
| Pattern | Camouflage |
| Size | 19 in |
| Style Name | Bow Line Retainer |
| Style Number | A6S0001KT |
| UPC | 097963935135 |
| Unit Count | 1 Count |

## Images

![Costa Del Mar Unisex Adult Bowline Silicone Retainer - Image 1](https://m.media-amazon.com/images/I/41Y5Pkoi0-L.jpg)

## Available Options

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

## Frequently Bought Together

- Costa Del Mar Unisex Adult Bowline Silicone Retainer
- Costa Del Mar Cleaning Kit, Costa Blue, 1 Fl Oz (Pack of 1)
- Costa Del Mar Men's Rincon Fishing and Watersports Rectangular Sunglasses

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**Shop now:** [https://www.desertcart.jp/products/534817536-costa-del-mar-unisex-adult-bowline-silicone-retainer](https://www.desertcart.jp/products/534817536-costa-del-mar-unisex-adult-bowline-silicone-retainer)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-07-16*