Channel sharp turn-of-the-millennium attitude with the Ray-Ban Kai Bio-Based Sunglasses in Polished Gunmetal. Inspired by the sleek futuristic eyewear styles of the late 90s and early 2000s, the Kai combines a slim oval silhouette with minimalist metal construction for a confident Y2K aesthetic that feels effortlessly modern. The polished gunmetal frame pairs perfectly with the dark violet lenses, delivering a refined yet edgy finish that works from festival season to everyday street styling.
Crafted with bio-based lens technology and finished with adjustable nose pads for a personalised fit, the Kai brings together retro influence, contemporary design and eco-conscious innovation in signature Ray-Ban fashion.
Key Features
- Sleek Y2K-inspired oval silhouette with minimalist retro styling.
- Polished gunmetal metal frame for a clean contemporary finish.
- Dark violet lenses add a bold modern contrast.
- Bio-nylon lenses crafted with 40% bio-based carbon content.
- Slim logo-engraved temples for signature Ray-Ban detailing.
- Adjustable nose pads provide a secure customised fit.
- Lightweight full-rim metal construction for all-day comfort.
- Inspired by futuristic late 90s and early 2000s eyewear trends.
- Made in Italy.
- 100% UVA and UVB protection.
Product Details
- Ray-Ban Kai Bio-Based Sunglasses.
- Colour: Polished Gunmetal.
- Frame shape: Oval.
- Frame material: Metal.
- Frame colour: Polished Gunmetal.
- Temple colour: Gunmetal.
- Lens colour: Dark Violet.
- Lens treatment: Solid Colour.
- Lens category: 2N.
- Lens width: 59mm.
- Bridge width: 15mm.
- Lens height: 36.1mm.
- Temple length: 145mm.
- Face coverage: Petite.
- Bridge fit: Adjustable Nose Pads.
- SKU: 0RB3757 004 6956 Kai Gunmetal/Dark Violet
- 56896
UK Standard: 2 - 4 working days – £4.50 or FREE* if you spend over £75.00
UK Express: 1 working day (Monday - Friday) to most UK addresses - £6.50. Order before 3pm Monday - Thursday for Next Day Delivery.
UK Saturday/Sunday delivery: Order by 3pm on Friday for delivery on Saturday/Sunday - £12.00 (Select from Saturday or Sunday Delivery at the checkout. Sunday Delivery is only available to selected postcodes).
International Delivery -
Price and services depends on the delivery destination. Standard (postal) services and Express delivery services available to most countries.
Free Delivery (minimum spend required) available to most destinations! For more information, please see checkout pages. (Add item(s) to your basket for shipping quotes).
EU Countries - Customs duties are currently covered by Atom Retro (Subject to T&Cs, limited time offer)
USA - Customs information and charges will be calculated at checkout and will be in line with the latest Tariffs implemented by the Trump administration.
Australia - GST is currently covered by Atom Retro (Subject to T&Cs, limited time offer)
If you are not completely satisfied with your purchase, simply return the items to us in their original condition and packaging within 30 days of receipt and we will issue a full refund (excluding original delivery charge), or exchange the item for a different size / colour, if preferred. You are responsible for returning items to us. Items marked with a + symbol in the title cannot be returned.