Adjustable Eyewear Retention System Kalsten

Name: Adjustable Eyewear Retention System Kalsten
Brand: Kalsten
SKU: 6095357569002
Price: 20.99 USD
Availability: InStock

$20.99 $41.99 SAVE $21.00 (50% OFF)

3-Day Express Shipping

Easy 14-Day Returns

Support Mon–Fri

Upgrade Your Eyewear with the Kalsten Adjustable Eyewear Retention System

Enhance your comfort and style with the Kalsten Adjustable Eyewear Retention System. Designed for both functionality and aesthetics, this innovative accessory ensures that your eyewear remains securely in place while adding a touch of sophistication.

Key Features:

Adjustable Length: Easily customize the fit to suit your preferred comfort and style.
Durable Material: Constructed from high-quality materials for long-lasting use and performance.
Flexible Design: Provides a secure hold for various eyewear types, including sunglasses and regular glasses.
Lightweight: Enjoy the convenience of a barely-there feel, allowing you to focus on your activities.
Stylish Look: Available in a sleek design that complements both casual and formal outfits.

No more rrying about your glasses slipping or falling off; the Kalsten Adjustable Eyewear Retention System offers an ideal solution for active lifestyles. Whether you are out for a run, enjoying a day at the beach, or simply going about your daily tasks, this retention system will keep your eyewear secure and stylish.

Free standard shipping on all orders. No minimum purchase.

Ships to: United States
Processing: 1–4 business days (Mon–Fri)
Transit: 5–10 business days
Total delivery time: 6–14 business days
Order cut-off: 5:00 PM PST

You will receive a tracking number by email once your order ships. Please allow up to 48 hours for tracking to update.

See our full Shipping Policy.

You have 14 days from delivery to request a return.

Email support@open.shop with your order number to start a return.
Items must be unused, complete, and in their original packaging.
Return label: flat $9.99 USD, deducted from your refund — nothing to pay upfront.
Damaged, defective or incorrect items: we cover all return and replacement costs.
No restocking fees.
Exchanges: contact us and mention "exchange" — the new item ships once your return arrives.
Refunds are issued within 7 business days of inspection.

See our full Return Policy.

Questions about your order or our products? We're happy to help.

Open
Hooizolder 214
Drachten Friesland 9205CD
Netherlands

Email: support@open.shop

Customer Service:
Monday to Friday, 8:00 AM – 6:00 PM PST (excluding public holidays)

We reply to all messages within 24 hours on business days. Weekend messages are answered on Monday.

For quick answers, visit our FAQ page or use our Contact Form.

[{"id":52133565956417,"title":"Black \/ One Size Fits All","option1":"Black","option2":"One Size Fits All","option3":null,"sku":"6095357569002","requires_shipping":true,"taxable":true,"featured_image":{"id":65895025738049,"product_id":10353728487745,"position":4,"created_at":"2026-08-25T10:58:50-04:00","updated_at":"2026-08-25T10:58:53-04:00","alt":null,"width":800,"height":800,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN019iaWFr1Pmv2V93Ptb__1012241884-0-cib.jpg?v=1787669933","variant_ids":[52133565956417]},"available":true,"name":"Adjustable Eyewear Retention System Kalsten - Black \/ One Size Fits All","public_title":"Black \/ One Size Fits All","options":["Black","One Size Fits All"],"price":2099,"weight":6,"compare_at_price":4199,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56650421731649,"position":4,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN019iaWFr1Pmv2V93Ptb__1012241884-0-cib.jpg?v=1787669933"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52133565989185,"title":"Burgundy \/ One Size Fits All","option1":"Burgundy","option2":"One Size Fits All","option3":null,"sku":"6095357569001","requires_shipping":true,"taxable":true,"featured_image":{"id":65895025836353,"product_id":10353728487745,"position":7,"created_at":"2026-08-25T10:58:50-04:00","updated_at":"2026-08-25T10:58:53-04:00","alt":null,"width":800,"height":800,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN016UKNSP1Pmv2TbN0vx__1012241884-0-cib.jpg?v=1787669933","variant_ids":[52133565989185]},"available":true,"name":"Adjustable Eyewear Retention System Kalsten - Burgundy \/ One Size Fits All","public_title":"Burgundy \/ One Size Fits All","options":["Burgundy","One Size Fits All"],"price":2099,"weight":6,"compare_at_price":4199,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56650421829953,"position":7,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN016UKNSP1Pmv2TbN0vx__1012241884-0-cib.jpg?v=1787669933"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52133566021953,"title":"White \/ One Size Fits All","option1":"White","option2":"One Size Fits All","option3":null,"sku":"6259873092000","requires_shipping":true,"taxable":true,"featured_image":{"id":65895025803585,"product_id":10353728487745,"position":6,"created_at":"2026-08-25T10:58:50-04:00","updated_at":"2026-08-25T10:58:53-04:00","alt":null,"width":965,"height":881,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01mHU3Cl1PmvKbg2ut6__1012241884-0-cib.jpg?v=1787669933","variant_ids":[52133566021953]},"available":true,"name":"Adjustable Eyewear Retention System Kalsten - White \/ One Size Fits All","public_title":"White \/ One Size Fits All","options":["White","One Size Fits All"],"price":2099,"weight":6,"compare_at_price":4199,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56650421797185,"position":6,"preview_image":{"aspect_ratio":1.095,"height":881,"width":965,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01mHU3Cl1PmvKbg2ut6__1012241884-0-cib.jpg?v=1787669933"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":52133566054721,"title":"Coffee \/ One Size Fits All","option1":"Coffee","option2":"One Size Fits All","option3":null,"sku":"6259873091999","requires_shipping":true,"taxable":true,"featured_image":{"id":65895025770817,"product_id":10353728487745,"position":5,"created_at":"2026-08-25T10:58:50-04:00","updated_at":"2026-08-25T10:58:53-04:00","alt":null,"width":800,"height":800,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01VPrI6F1Pmv2SvJmPS__1012241884-0-cib.jpg?v=1787669933","variant_ids":[52133566054721]},"available":true,"name":"Adjustable Eyewear Retention System Kalsten - Coffee \/ One Size Fits All","public_title":"Coffee \/ One Size Fits All","options":["Coffee","One Size Fits All"],"price":2099,"weight":6,"compare_at_price":4199,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56650421764417,"position":5,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN01VPrI6F1Pmv2SvJmPS__1012241884-0-cib.jpg?v=1787669933"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}]

{"id":52133565956417,"title":"Black \/ One Size Fits All","option1":"Black","option2":"One Size Fits All","option3":null,"sku":"6095357569002","requires_shipping":true,"taxable":true,"featured_image":{"id":65895025738049,"product_id":10353728487745,"position":4,"created_at":"2026-08-25T10:58:50-04:00","updated_at":"2026-08-25T10:58:53-04:00","alt":null,"width":800,"height":800,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN019iaWFr1Pmv2V93Ptb__1012241884-0-cib.jpg?v=1787669933","variant_ids":[52133565956417]},"available":true,"name":"Adjustable Eyewear Retention System Kalsten - Black \/ One Size Fits All","public_title":"Black \/ One Size Fits All","options":["Black","One Size Fits All"],"price":2099,"weight":6,"compare_at_price":4199,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":null,"id":56650421731649,"position":4,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/open.shop\/cdn\/shop\/files\/O1CN019iaWFr1Pmv2V93Ptb__1012241884-0-cib.jpg?v=1787669933"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}