Technical Details

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

Breathability: lightweight and breathable fabric.

Everyday comfort: machine washable and ironable fabric.

This lightweight, packable visor cap will protect you from the sun during your outdoor escapades, whether it's a picnic or a stroll around town.

Features
  • UV protection : UPF 50+ sun protection factor (maximum certification). Blocks over 98% of UV rays.
  • Visor length: 14 cm
  • Adjustable strap at the back to adjust the cap to your head size
  • Brass wire to modulate the edge of the cap visor
  • Adjustable and removable chin strap
  • Ultra-light and foldable
  • Compatible with Nuvées scarves
  • Weight: 45 g
Composition

  • 100% polyester.
Washing and care instructions

  • Machine wash inside out (30°C maximum). Do not bleach. Do not tumble dry.
  • Can be ironed (110°C maximum).
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.

Zoom de tissu pour chapeaux anti-UV

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.

Adjustable shape thanks to integrated brass wire

The visor’s edge features a brass wire that allows you to shape it as needed. This detail lets you customize the visor’s orientation for personalized sun protection, ideal for any situation or preference.

14 cm long visor for maximum protection

With a 14 cm brim, this visor offers maximum protection for your face and eyes against the sun’s UV rays.

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 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 88 reviews
72%
(63)
16%
(14)
3%
(3)
9%
(8)
0%
(0)
L
Lydie R.
Casquette uv

Jolie design et protège vraiment

c
christine m.
Formidable

J’apprécie beaucoup la casquette pour sa visière qui me protège très efficacement les yeux pour moi qui ai une DMLA.

Bonjour Madame,
Un grand merci pour votre retour !

Nous sommes très touchés de savoir que la casquette anti-UV Saint-Malo vous apporte une protection efficace, en particulier dans le cadre de votre DMLA.

La visière large a justement été pensée pour offrir un bon confort visuel et protéger au maximum les yeux et le haut du visage des rayons UV. Votre témoignage nous conforte dans cette démarche.

Merci encore pour votre confiance !

Chaleureusement,
L’équipe Ker Sun

B
Brigitte O.

confortable et élégante

Bonjour Madame,

Merci beaucoup pour votre retour.
Nous sommes ravis que vous trouviez notre pièce à la fois confortable et élégante. Conçue avec un tissu technique anti-UV certifié UPF50+, elle protège efficacement du soleil.

Nous vous souhaitons un bel été, bien protégée du soleil.
Bien cordialement,
L'équipe Ker Sun

Reviews in Other Languages

C
Christiana T.
Great hat!

Excellent quality. Adjustable size. Stylish. Thank you Ker Sun!

Dear Madam,

Thank you so much for your kind words about the Saint-Malo anti-UV visor cap! We're delighted to hear that you appreciate its quality, adjustable fit, and style.

Designing sun-protective and comfortable accessories that feel good and look good is exactly what we aim for.

We hope to see you again soon at Ker Sun,
The Ker Sun Team

D
Diana N.

Casquette visière anti-UV - Saint-Malo

S
Stroie

Beautiful

Hello,

Thank you so much for your kind feedback !
We are delighted that your UV item meets your expectations.
We hope you enjoy wearing it for many sunny days with effective UV protection.

Best regards,
The 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.