Sito Kinetic Polarized Sunglasses

Regular price $49.99 USD
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Description

Bold Geometry, Sustainable Build

The Sito Kinetic is a polarized square sunglass with an angular, geometric frame silhouette that makes a strong visual statement. The chunky acetate construction is plant-based, making it a more sustainable choice without sacrificing structure or durability. Whether you are on the water, on the street, or anywhere the light demands serious eye protection, the Kinetic delivers the optical clarity and style confidence to match.

Plant-Based Acetate Frames

Sito constructs the Kinetic from plant-based acetate, a bio-derived alternative to petroleum-based plastics. Acetate frames are known for their rich depth of finish, lightweight comfort, and resilience over time. The material holds its shape well across temperature changes, which matters when you are out in South Florida heat or spending a day on the water. The thick, sculpted profile gives the Kinetic its signature presence without adding unnecessary weight to the bridge of your nose.

CR 39 Polarized Lenses

The lenses are CR 39, the optical-quality thermoset polymer widely used in quality sunglass and prescription eyewear. CR 39 offers excellent optical clarity, superior scratch resistance compared to standard plastics, and a lighter weight than glass. The polarized coating cuts horizontal glare at the source, eliminating the blinding reflection off water, sand, pavement, and car hoods. The result is true color contrast and sharper definition in high-glare conditions, not just darkened vision.

Fit and Frame Dimensions

The Kinetic is sized and proportioned for a confident, face-framing fit. The lens width (A) measures 54 mm, the lens height (B) is 36.5 mm, the bridge measures 20 mm, temples are 145 mm, and the total frame width is 145.4 mm. These dimensions place the Kinetic in a medium-to-wide fit range with a bold, square aesthetic that suits a variety of face shapes.

MeasurementValue
Lens Width (A)54 mm
Lens Height (B)36.5 mm
Bridge20 mm
Temple Length145 mm
Frame Width145.4 mm

Sustainable Packaging

Sito ships the Kinetic in sustainable packaging, extending the brand's environmental commitment beyond just the frame material itself. It is a detail that reflects the same thinking as the plant-based acetate: every element of the product is considered.

Shop the Sito Kinetic at Island Water Sports

The Sito Kinetic Polarized Sunglasses are available in store and online at Island Water Sports. Use the variant picker above to select your frame option.

Shipping & Returns

Free Shipping, No Minimum for IWS Beach Club Members.

Returns are eligible within 30 days of receiving your order. Return shipping labels are FREE for IWS Beach Club Members. See more

Specifications
Model
Kinetic
Brand
Sito
Frame Material
Plant-based Acetate
Lens Material
CR 39
Lens Type
Polarized
Lens Width (A)
54 mm
Lens Height (B)
36.5 mm
Bridge
20 mm
Temple Length
145 mm
Frame Width
145.4 mm
Packaging
Sustainable
Gender
Women's
MPN
itemMatrix-26787
Frequently Asked Questions
Are the Sito Kinetic lenses polarized?
Yes. The Kinetic uses CR 39 polarized lenses that cut horizontal glare from water, sand, and pavement, delivering sharper contrast and true color clarity in high-glare conditions.
What are the Sito Kinetic frames made of?
The frames are made from plant-based acetate, a bio-derived alternative to conventional petroleum-based plastics. It offers a rich finish, lightweight comfort, and long-term shape retention.
What type of lens does the Sito Kinetic use?
The Kinetic uses CR 39 lenses, an optical-quality thermoset polymer known for excellent optical clarity, good scratch resistance, and a lighter weight than glass lenses.
What are the frame dimensions of the Sito Kinetic?
Lens width (A) is 54 mm, lens height (B) is 36.5 mm, bridge is 20 mm, temple length is 145 mm, and total frame width is 145.4 mm.
Is the Sito Kinetic a good sunglass for water activities?
Yes. The polarized CR 39 lenses are especially effective on and around water, eliminating the intense horizontal glare that reflects off the surface. The plant-based acetate frame also holds up well across outdoor conditions.
Does Sito use sustainable materials in the Kinetic?
Yes. The Kinetic features plant-based acetate frames and ships in sustainable packaging, reflecting Sito's commitment to reducing the environmental footprint of its eyewear.
Where can I buy the Sito Kinetic Polarized Sunglasses?
The Sito Kinetic is available in store and online at Island Water Sports. Use the variant picker on this page to select your preferred frame option.
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