Additional information
| Colour | Black |
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Light as air, tougher than they look—black polarized sunglasses made for lives that never slow down.
CHF 95.00
At just under 20 grams, Piuma Black Polarized Sunglasses from 20 Grammi seamlessly blend Italian craftsmanship with exceptional durability. Handcrafted in Italy, these sleek shades feature feather-light, flexible frames made from virtually unbreakable TR90 material, ensuring effortless comfort during any activity. Equipped with glare-reducing poly-HD polarized lenses, the sunglasses provide unmatched visual clarity and 100% UV protection (Category 3). Designed for everyday adventures and active lifestyles, this versatile eyewear embodies subtle sophistication, becoming a quiet companion that elevates each moment.
Because true elegance doesn’t demand attention—it simply belongs.
Material: TR90 (ultra-light, flexible, unbreakable)
Lens Technology: Polarized poly-HD lenses
Lens Color: Dark green
UV Protection: 100%, Category 3
Frame Color: Black
Weight: Less than 20 grams
Certification: EN ISO 12312-1:2013 and EN ISO 12312-1:2013/A1:2015
We ship to most European countries and Japan.
For details on our shipping fees and return policies, please click here: Shipping Policy , Refund and Return.
Should you have any questions or need assistance, our team is just a click away.
Thank You for Choosing Zerokay!
| Colour | Black |
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Our socks are true to European size.
If you have a wider foot or are between sizes, we recommend choosing the upper size for the best comfort.
Available sizes: 35–38 | 39–42 | 43–45
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Our T-shirts are true to European size.
For a regular, close-to-body fit → choose your usual size.
For a more relaxed fit → we recommend going one size up.
Available sizes: S | M | L | XL
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Helmet Size | Head Circumference (cm) |
XXS – XS 52 -54 cm | 51.1 – 54.0 |
S – M 55-58 cm | 54.1 – 58.0 |
L – XL 59 – 61 cm | 58.1 – 61.0 |


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