Koel Arina Napa Black - sandalias barefoot romanas de cordones negras para mujer

Koel Arina Napa Black - women's black Roman lace-up barefoot sandals

37

99,95 €

99,95 €

Koel Arina Napa Black - sandalias barefoot romanas de cordones negras para mujer

Koel Arina Napa Black - women's black Roman lace-up barefoot sandals

Koel

Koel Arina Napa Black - women's black Roman lace-up barefoot sandals

99,95 €

99,95 €

Size 36 37 38 39 40 41 42 43

Ready to ship

Size 37 · Order today and receive it between 9 nov and 11 nov

Size Guide - Koel Strappy Sandals

Remember that the measurements are from the inside of the shoe and that the foot should have a surplus of 0.5 to 0.8 cm in length and 3 to 5 mm in width.

Measurements are taken with the plus12 and there may be slight variations depending on the measurement technique.

Sizes	Sole Length	Inner Width
36	23.7 cm	9.1 cm
37	24.4 cm	9.2 cm
38	25.2 cm	9.6 cm
39	26 cm	9.7 cm
40	26.7 cm	9.7 cm
41	27.3 cm	9.9 cm
42	27.8 cm	10 cm
43	28.5 cm	10.3 cm

Klarna

Pay in 3 interest-free installments of 33,31 €

Koel Arina Napa Black Roman Barefoot Sandals (Best-seller 2024 and 2025): Elegance and Freedom in Every Step

Discover the perfect combination of the classic design of Roman sandals and the health benefits of respectful footwear. The Koel Arina Napa Black are not just summer sandals; they are a natural extension of your foot, designed for those who seek style without sacrificing the comfort of free movement.

Handcrafted in Portugal with high-quality napa leather (tanned without chrome or heavy metals), these Roman barefoot sandals offer a unique sensory experience thanks to their ultra-thin sole and lace-up fastening, allowing for total adaptation to the shape of your foot.

Why choose Koel Arina Roman barefoot sandals?

Anatomical and Spacious Design: Their wide toe box allows toes to spread naturally, preventing pressure and deformities. Ideal for medium to narrow feet with a medium/low instep.
Maximum Comfort Vibram Sole: Equipped with a 7mm thick Vibram rubber sole, it offers the necessary flexibility to feel the ground (proprioception) while ensuring durability and anti-slip grip.
Zero Drop: No heel elevation, which promotes aligned posture and reduces impact on joints, mimicking the sensation of walking barefoot.
Customized Roman Style Fit: The lacing system is not only aesthetic; it allows the sandal to be perfectly tightened to the ankle and instep, providing security with every step. It also features a practical buckle and velcro closure at the heel for ease of use.
Sustainable Materials: Natural cork insole and toxic-free leather lining, ideal for keeping feet cool and healthy during the hottest days.

Technical Specifications

Model: Koel Arina Napa Black.
Type: Roman barefoot sandals.
Outer Material: Premium black Napa leather.
Sole: Vibram (rubber + cork).
Closure: Adjustable laces and back buckle/velcro.
Origin: Handcrafted in Portugal.

Benefits of minimalist footwear

Switching to Roman barefoot sandals helps strengthen the intrinsic foot muscles, improves balance, and prevents common problems derived from conventional narrow footwear. With the Koel Arina model, you walk with the protection you need and the freedom your feet deserve.

Give your feet the space they need this summer! Get your Koel Arina Napa Black and experience the true barefoot feeling.

Immediate shipping - Cacles warehouse

Preparation: 1-3 business days
Shipping to home: 1-3 business days
Shipping to Post Office: 2-3 business days
Priority service: preparation and shipping on the same day (orders placed before 12:00 p.m. on business days). Add it to your cart.

NON-immediate shipping:
Cacles works with its own stock, scheduled replenishments, and the available stock of most of our suppliers. Therefore, some products have a longer shipping time. Priority service is not available for these products.

If you have a mixed order, it will be shipped once it is complete at our warehouse. If you need part of your order to be shipped sooner, write to us so we can process it (additional shipping costs may apply if the minimum amount for free shipping is not met).

Read our shipping policy

You have 14 days from the receipt of your order to request an exchange or return. You can do this through our returns portal.

Refunds:
Refunds are issued up to 14 calendar days after we receive the return.
If you would like an immediate refund, choose a store credit refund (immediate refund).

For hygiene reasons, we do not accept returns or exchanges of socks and insoles.

Terms and costs:
Please see our returns policy.

Easy exchanges and returns

Free shipping to mainland Spain from €65

Spain's largest barefoot catalog

5 years, 40,000+ feet covered

01

Finger space

Say goodbye to cramped toes and foot pain at the end of the day

02

Free movement

Footwear that moves with you and complements your movement

03

Conscious design

Each pair is made with the goal of taking care of your feet

Características calzado barefoot Cacles 2026_libres y sanos.png__PID:b416df20-17bd-4adf-bc57-e1b2009310fc

Strengthens muscles and tendons

Características calzado barefoot Cacles 2026_conexión con el mundo.png__PID:c158df3b-83b4-46df-a017-bd2adffc57e1

Improves balance and stability

Características calzado barefoot Cacles 2026_flexibles.png__PID:df3b83b4-16df-4017-bd2a-dffc57e1b200

Helps improve posture

Características calzado barefoot Cacles 2026_ultra cómodos.png__PID:bd2adffc-57e1-4200-9310-fc9c0beca8d1

Promotes a more natural stride

Descalzo

Conventional

ConventionalDescalzo

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It takes the shape of your foot, not a triangle. Your toes spread out when you step down and don't overlap.

Anatomical shape · No side pressure · Aligned toes

It moves with your foot instead of braking it. You feel the ground and your foot works as it would barefoot.

Retractable by hand · Greater sensitivity · Grip on any surface

No hidden heel: your foot rests flat, just like when you walk barefoot around the house.

0 mm heel-to-toe drop · Natural foot strike · No forced tilt

Less weight and less stiffness: the shoe follows every movement without overpowering it.

Lightweight materials · No rigid supports · Closure that adjusts to you

01

+57%

of strength in the foot

After six months of wearing minimalist shoes every day, with no extra training.

Scientific Reports, 2021

02

+41%

in just 8 weeks

Walking in minimalist footwear strengthened the foot as much as a specific exercise program.

Ridge et al., Med. Sci. Sports Exerc., 2019

03

up to +10%

of muscle in the foot

Greater size of the intrinsic foot musculature, according to a review of 9 studies.

Systematic review of 9 studies

Data from scientific studies on minimalist footwear in healthy adults. Results vary from person to person and depending on the duration of use; it is advisable to transition gradually.

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