Will these fit Costa Bloke ?

They should. Our Switchback retainers have 2 different openings, one for smaller ends and one for regular/larger ends.

Switchback Retainer | Desertcart Turkey

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

₺1707

Duties & taxes included

In stock

Sold byAmazon TurkeyDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Turkey.

Secure transaction

Description

🕶️ Keep your vision sharp and your style sharper with the Switchback Retainer!

SECURE YOUR STYLE - Dual attachment ports ensure your glasses stay put—no more lost frames during your busiest days.
EFFORTLESS COMFORT - Molded one-piece design feels weightless and irritation-free, so you forget you’re even wearing it.
LIFETIME CONFIDENCE - Backed by Chums’ trusted warranty since 1983—gear protection that lasts a lifetime.
ADVENTURE READY DURABILITY - Crafted from premium silicone that resists UV rays and corrosion, perfect for every outdoor escapade.
VERSATILE FIT FOR EVERY FRAME - Top and bottom ports accommodate everything from sleek wireframes to bold, oversized glasses.

The Chums Switchback Retainer is a lightweight, durable eyewear strap made from UV and corrosion-resistant silicone. Designed with dual attachment points, it fits all frame sizes comfortably and securely. Ideal for active professionals who demand both style and function, it comes with a lifetime warranty ensuring long-term reliability.

Specifications

ASIN	B07GL4G5SY
Age Range Description	Adult
Best Sellers Rank	#167,887 in Fashion ( See Top 100 in Fashion ) #77 in Men's Eyeglass Chains & Lanyards
Brand Name	Chums
Color	Black/Aqua Marine
Customer Reviews	4.5 4.5 out of 5 stars (1,211)
Fastener Type	J Hook
Import Designation	Imported
Included Components	Eyewear Retainer
Item Dimensions	10.2 x 15.2 x 2.5 centimeters
Item Type Name	Eyewear Retainer
Item Weight	0.4 Ounces
Manufacturer	Chums
Manufacturer Part Number	12308884
Material Type	Silicone
Number of Items	1
Occasion Type	Birthday, Christmas, Concert, Hanukkah
Pattern	Solid
Size	One Size
Style Name	Switchback Retainer
Style Number	12308884
UPC	093039845650
Unit Count	1.0 Count

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

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₺1707

Duties & taxes included

In stock

Sold byAmazon TurkeyDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Turkey.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

Reema J.

Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

View all Trustpilot reviews