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 Sunglass Strap And Silicone Eyeglass Holder

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

₨8134

Duties & taxes included

In stock

Sold byAmazon Sri LankaDelivered 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 Sri Lanka.

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Description

🕶️ Keep your style close and your worries closer—Switchback your eyewear game!

FEATHERLIGHT COMFORT - Weighing just half an ounce, it’s so light you’ll forget you’re wearing it, no irritation guaranteed.
LIFETIME PEACE OF MIND - Backed by Chums’ trusted lifetime warranty since 1983—gear protection that lasts a lifetime.
UNIVERSAL COMPATIBILITY - Dual-port design adapts effortlessly to any frame size, from sleek wireframes to bulky sunglasses.
ADVENTURE READY DURABILITY - Crafted from premium silicone that resists UV rays and corrosion—perfect for every outdoor escapade.
NEVER LOSE YOUR FAVORITE GLASSES - Snug, secure fit keeps your eyewear exactly where you want it—always within reach.

The Chums Switchback Eyewear Retainer is a lightweight, durable silicone strap designed to securely hold all types of glasses. Featuring a dual attachment port system, it fits a wide range of frame sizes and styles. Resistant to UV and corrosion, this retainer is perfect for active lifestyles and outdoor adventures. Weighing only 0.5 oz, it offers all-day comfort and comes with a lifetime warranty, making it a reliable accessory for professionals and adventurers alike.

Specifications

ASIN	B07GL4G5SY
Age Range Description	Adult
Best Sellers Rank	#16,673 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #72 in Safety Eyewear Retainers
Brand Name	Chums
Color	Black/Aqua Marine
Customer Reviews	4.5 4.5 out of 5 stars (1,606)
Fastener Type	J Hook
Garment Size Country	United States
Included Components	Eyewear Retainer
Item Dimensions	4 x 6 x 1 inches
Item Type Name	Eyewear Retainer
Item Weight	11.34 g
Manufacturer	Chums
Manufacturer Part Number	12308884
Manufacturer Warranty Description	Lifetime Warranty
Material Type	Silicone
Occasion Type	Birthday, Christmas, Concert, Hanukkah
Pattern	Solid
Size	One Size
Style Name	Switchback Retainer
Style Number	12308884
UPC	093039845650
Unit Count	1 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

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

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₨8134

Duties & taxes included

In stock

Sold byAmazon Sri LankaDelivered 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 Sri Lanka.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

Ayesha M.

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

5 days ago

View all Trustpilot reviews

Switchback Sunglass Strap & Silicone Eyeglass Holder

Description

Specifications

Common Questions