JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot

JOMA Viper Junior 2603 Navy - Youth barefoot running shoes

36
40,53 €
40,53 € 57,90 €
Skip to product information
JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
  • JOMA Viper Junior 2603 Marino - Zapatillas barefoot juveniles para running  Cacles Barefoot
JOMA Viper Junior 2603 Navy - Youth barefoot running shoes
EMPTY DOM REMOVE PROTECTOR

Joma

JOMA Viper Junior 2603 Navy - Youth barefoot running shoes

40,53 €
40,53 € 57,90 €
-30%
Size
Ready to ship

Size 36 · Order today and receive it between 6 nov and 10 nov

Size Guide - Joma - Kids and Junior Models

Introducing the Joma brand size guide. This size guide is specific to the Kids and Junior Calpe, Degass, 1448, Cake, Evolution, Flexys, Mundial, RT50, Sima, Viper, and TopFlex models.

Shoe size
Insole length (cm)
Insole width - metatarsal area (cm)

27

 18.1 6.6

28

 18.8 6.75

29

 19.5 6.9

30

 20.1 7.05

31

 20.8 7.2

32

 21.5 7.35

33

 22.1 7.5

34

 22.8 7.65

35

 23.5 7.8

36

 24.1 7.95

37

 24.8 8.1

38

 25.5 8.25

39

 26.1 8.4
Klarna

Pay in 3 interest-free installments of 13,51 €
Details

Youth Barefoot Running Shoes: Natural Performance with Joma Viper

The youth barefoot running shoes from the Viper line represent the perfect fusion of high-level sports technology and absolute respect for the physiology of the growing foot. Designed for young runners seeking an authentic running experience, this footwear allows for natural biomechanics without the restrictions of conventional athletic shoes.

Ideal for training on asphalt and smooth surfaces, these shoes offer just enough protection without interfering with the muscular and bone development of younger athletes.

Technical Features for the Minimalist Runner

  • True Zero Drop: Keeps the heel and forefoot at the same level, promoting a midfoot strike that reduces impact on joints and improves body posture.

  • Wide Anatomical Last: Its spacious toe box allows for the natural spread of the toes, which is fundamental for balance and efficient propulsion during running.

  • VTS Ventilation Technology: The upper made of technical jacquard ensures constant airflow, keeping the foot cool and preventing chafing from excess moisture.

  • High-Resistance Sole: Composed of high-density rubber that offers exceptional grip and great durability against abrasion on urban pavements.

Benefits of Youth Barefoot Running Shoes

The use of minimalist footwear in youth not only improves athletic performance but is also a tool for preventive health:

  1. Comprehensive Strengthening: By not relying on artificial cushioning, the intrinsic muscles of the foot are activated.

  2. Improved Proprioception: The young runner receives direct sensory feedback from the ground, increasing agility and confidence with every turn.

  3. Extreme Lightness: With optimized weight, these shoes minimize muscle fatigue, allowing for consistent paces with less effort.
Preparation and shipping

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
Returns and exchanges

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

Thought out down to the last detail

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

Leave room for your feet

Descalzo
Conventional
ConventionalDescalzo

Swipe to compare

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

Science supports it

What studies say about walking in minimalist footwear.

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.

You may also like