Technical Details

Very high sun protection: fabric certified UPF 50+ against UVA and UVB according to the EN 13758-1 standard.

Maximum longevity: ultra-resistant Ripstop fabric that is resistant to abrasion and tears.

Extensibility: high flexibility for a perfect fit.

Lightness and durability: a blend of recycled polyamide and elastane.

Features
  • Brim width: 11.5 cm at the back, 10 cm at the front and 8 cm on the sides
  • Side and rear openings ensuring excellent air circulation
  • Absorbent inner band for increased comfort when sweating
  • Adjustable external tightening at the back for optimal support
  • Removable chin strap
  • Weight: 125g
Composition

  • 90% recycled polyamide, 10% elastane.
Washing and care instructions
Hand wash, do not immerse in water
No bleaching
No machine drying
No ironing
No dry cleaning
Spectrophotomètre permettant de mesurer l'efficacité des tissus anti-UV Ker Sun et leur conformité avec la norme européenne EN 13758-1.

Maximum sun protection certified UPF 50+

Our garments offer the highest level of sun protection, certified UPF 50+ under the European standard EN 13758-1. Every fabric, in every color and with each new production run, is rigorously tested to ensure this excellence.

Designed for the most delicate skin, they provide optimal protection against the sun's rays.

Tissu beige de chapeau anti-UV UPF 50+

Innovative fabric technology for lasting protection

At Ker Sun, your skin is our top priority. Our expertise in UV protection has enabled us to develop fabrics that mechanically filter UV rays. Through meticulous selection of textile fibers, optimized density, and our advanced weaving techniques, we guarantee UPF 50+ protection, without added sunscreen filters, that lasts throughout the garment’s lifetime, even after countless washes.

Frequently Asked Questions

For which activities is this product designed?

This UPF 50+ sun protective product is specifically designed to accommodate your active days, whether they involve sports or more casual daily moments.

Perfect for hiking, running, tennis, or just taking a walk outdoors, it combines comfort, breathability, and optimal defense against the sun’s rays. Versatile and high-performing, it supports you through every activity, whether you’re on the move or simply seeking comfort during downtime.

Is the fabric breathable and able to wick away perspiration?

Yes, this product is made from a technical fabric that promotes airflow and wicks away moisture. This breathability helps you stay dry and comfortable, even during extended physical activity.

Is this product suitable for my specific condition?

Ker Sun’s UPF 50+ clothing and accessories are specifically designed to deliver optimal sun protection for highly sensitive skin, including individuals requiring extra care due to specific conditions.

We effectively protect:

  • People without any condition who wish to prevent sun-related harm.
  • Those with medical conditions who need rigorous sun protection.

Below are some examples of conditions for which our garments are suitable:

  • Skin cancers: Basal cell carcinoma, squamous cell carcinoma, melanoma
  • Autoimmune diseases: Lupus, scleroderma, dermatomyositis
  • Medical treatments: Chemotherapy, radiotherapy, immunosuppression, photosensitizing treatments
  • Dermatoses and photosensitivity: Actinic keratosis, porokeratosis, vitiligo, eczema, photosensitive dermatoses, chronic actinic heliodermatitis
  • Rare genetic conditions: Erythropoietic protoporphyria, Bloom syndrome, porphyrias, ichthyoses

Our products guarantee UPF 50+ certified UV protection, providing you peace of mind no matter your situation. If you have specific questions, our team is here to assist you.

Does the UPF 50+ protection ever wash out?

The UPF 50+ protection does not wash out.

Our sun protective expertise has allowed us to develop fabrics that filter UV rays mechanically. Thanks to the meticulous choice of textile fibers, their optimized density and our advanced weaving techniques, we guarantee a UPF 50+ protection, without added sunscreens, which persists throughout the life of the product, even after many washes.

To preserve the quality and durability of your product, we recommend that you follow care instructions carefully specified on this product sheet (see above) or on the label.

Which certification or standard does this product meet for sun protection?

This garment is certified UPF 50+, providing you with the highest level of sun protection. Every fabric, regardless of color, undergoes rigorous testing under the European standard EN 13758-1 for each new production run, ensuring maximum, reliable, and safe protection.

Is this hat foldable?

Absolutely. It is even perfect for traveling. You can fold this hat without damaging it, so you can store it easily in a bag and always keep it on hand.

Is this hat adjustable to various head sizes?

Yes, it has an adjustment mechanism to fit comfortably around different head sizes.

Customer Reviews

Based on 87 reviews
72%
(63)
15%
(13)
8%
(7)
1%
(1)
3%
(3)
M
Martine D.

Génial

Bonjour Madame,

Merci beaucoup pour votre enthousiasme ! Nous sommes ravis que votre chapeau anti-UV vous plaise. C’est un accessoire essentiel pour une protection solaire efficace. À très bientôt chez Ker Sun !

Bien cordialement,
L'équipe Ker Sun

P
PHANER P.

Chapeau top

Bonjour,
Merci beaucoup pour votre avis !

Nous sommes ravis que votre chapeau vous plaise. Nos chapeaux anti-UV à larges bords sont pensés pour offrir une protection solaire maximale (certification UPF50+) tout en restant légers et agréables à porter.

Nous vous souhaitons beaucoup de confort et de sérénité sous le soleil avec votre nouveau chapeau.

Merci de votre confiance envers Ker Sun !

B
Bruno L.

Chapeau anti-UV - Augusta

Reviews in Other Languages

H
Hannu R.
Great anti UV hat

Comfortable, stores into small space, sits firmly on head even in strong winds or heavy work and exercises

Hello Madam,

Thank you for your great feedback on the Augusta anti-UV hat! We're delighted to hear that it offers both comfort and practicality, even during intense activity or windy conditions.

Designing a sun hat that’s protective, secure, and easy to pack was exactly our goal, and it’s fantastic to know it meets your expectations.

Thanks again for your trust,
The Ker Sun Team

J
Jørgen H.L.

Chapeau anti-UV - Augusta

O
Olena P.
Der beste UV-Schutz

Der Hut hat mich im sonnigen Urlaub die ganze Zeit begleitet. Ich fand die Breite genau richtig. Außerdem ist der Hut luftig und sieht wirklich schick aus. Er passte wirklich zu jeden Outfit, ob sportlich oder elegant.

Guten Tag,

Vielen Dank für Ihre positive Rückmeldung.
Es freut uns sehr zu hören, dass Sie mit unserem Hut rundum zufrieden waren und er Sie im sonnigen Urlaub zuverlässig begleitet hat. Mit seiner breiten Krempe bietet er einen hohen, zertifizierten UV-Schutz (UPF50+ nach EN 13758-1) und bleibt dabei angenehm luftig.

Dass er zudem zu jedem Outfit – sportlich wie elegant – passt, bestätigt unser Ziel, Schutz und Stil harmonisch zu verbinden. Wir wünschen Ihnen, dass er Sie auch bei vielen weiteren sonnigen Momenten schützt und begleitet.

Mit freundlichen Grüßen
Ihr Ker Sun Team

Ker Sun alongside dermatologists and healthcare professionals since 2021

Over 600 dermatologists in France and Europe recommend Ker Sun. Whether through prescriptions, in-office displays, or the distribution of our awareness materials, these experts trust us to protect your skin. As the WHO emphasizes: "Wear protective clothing." With Ker Sun, you’re choosing the option recommended by healthcare professionals.

A brand committed to sun protection

Ker Sun is deeply committed to sun protection.

In partnership with dermatologists, associations, and public health stakeholders, we actively participate in prevention campaigns, financially support initiatives, and create educational materials.

Beyond our clothing, we are wholeheartedly dedicated to an optimistic mission of education and awareness to protect everyone's health, without resorting to alarmism.