Technical Details

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

Sustainability: 100% recycled polyester.

Maximum longevity: ultra-resistant and flexible fabric.

Versatility: suitable for everyday use and sports.

Features
  • Edge width: 13 cm
  • Adjustable edge, to be rotated or reversed depending on the level of protection desired
  • Back tightening with knot for a perfect fit
  • Removable chin strap
  • Absorbent inner band for increased comfort when sweating
  • Foldable to take with you anywhere
  • Weight: 125g
Composition

  • 100% recycled polyester.
Washing and care instructions
Hand wash, do not immerse in water
No bleaching
Air dry, flat
No ironing
No dry cleaning

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 de chapeaux anti-UV, certifié 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.

Wide brim for extended coverage,

With a 13 cm brim, this hat provides extended sun protection for your face, neck, and nape, ensuring excellent coverage under the sun.

Back drawstring with bow for a perfect, elegant fit,

This hat has a back drawstring with a bow, letting you precisely adjust it to your head size—perfect for ensuring a secure fit all day.

Frequently Asked Questions

Is this product suitable for my pathology?

Ker Sun anti-UV clothing and accessories are specially designed to provide optimal protection for the most sensitive skin, including those requiring special attention due to specific pathologies.

We effectively protect:

  • People without pathology, seeking prevention against the harmful effects of the sun.
  • People with pathologies, for whom rigorous sun protection is essential.

Here are some examples of pathologies for which our clothing is suitable:

  • Skin cancers: basal cell or squamous cell carcinoma, melanoma.
  • Autoimmune diseases: lupus, scleroderma, dermatomyositis.
  • Medical treatments: chemotherapy, radiotherapy, immunosuppression, photosensitizing treatments.
  • Dermatosis and photosensitivity: actinic keratoses, porokeratosis, vitiligo, eczema, photosensitive dermatoses, chronic actinic heliodermatitis.
  • Rare genetic diseases: erythropoietic protoporphyria, Bloom syndrome, porphyrias, ichthyoses.

Our products guarantee certified UPF 50+ UV protection, for peace of mind whatever your situation. If you have any specific questions, our team is on hand to guide you.

Does sun protection come off when washed?

UV protection does not wash out.

Our anti-UV 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.

What is this product's certification or standard for UV protection?

This garment is certified UPF 50+ to offer the highest level of sun protection. Each fabric, regardless of the color, is rigorously tested with each new production according to the European standard EN 13758-1, guaranteeing you maximum, reliable and safe protection.

Is this hat foldable?

Absolutely, it is even ideal when you're travelling. This hat can be folded up to fit easily into a bag without damaging it, so you always have it to hand.

Is this hat adjustable to different head sizes?

Yes, because it has an adjustment system to comfortably fit different head circumferences.

Customer Reviews

Based on 1 review
100%
(1)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
U
Ute W.
Perfekter Sonnenhut

Der Hut passt super, und sieht sehr schick aus Er lässt sich klein zusammenfalten und wurde super schnell geliefert.

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 sun 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.