Children's shoes recommended by parents and experts

Why Sizeless?

"Poorly fitting shoes are a major problem in children's footwear. They can impair gait and lead to foot deformities. An adjustable shoe like Sizeless offers real advantages for healthy, growing children's feet. From a biomechanical perspective, I recommend the Sizeless shoe to parents."

Dr. Jan-Peter Goldmann

Institute of Biomechanics and Orthopaedics | German Sport University Cologne

"From a physical therapy perspective, barefoot is healthiest, but if shoes are necessary, then please choose ones that do not hinder the coordination and proprioception of growing feet. This model perfectly implements the minimalist footwear plan. Many children will benefit from the intensive exchange of ideas between the young company and specialists. Like a rough diamond, the concept holds enormous value and simultaneously eases the burden on young families' wallets. Great vision, strong foundation, and an absolute game-changer!"

Marija Leko

Physiotherapist | Children and Adolescents

Scientific Advisory Board

For over 13 years, Dr. Jan-Peter Goldman has conducted research in the fields of orthopaedics and biomechanics. As a scientific advisor, he is actively involved in the conception of the Sizeless shoe.

Research profile

Barefoot Shoe Principle

Flexible Sohle des Sizeless Kinderschuhs für natürliche Fußbewegung und Barfußgefühl

Thin, flexible sole

Discovering the world barefoot strengthens the natural development of children's feet. Our barefoot shoes, with their thin, flexible sole and zero drop, provide a natural walking sensation and enhance the perception of the ground.

Breite Zehenbox des Sizeless Kinderschuhs für natürliche Zehenfreiheit und gesunde Fußentwicklung

Wide toe box

The Sizeless barefoot shoes offer extra space in the toe area for natural movement and healthy foot development. More freedom of movement supports the natural activity of the foot muscles.

Leichter Sizeless Kinderschuh mit natürlichem Barfußgefühl

Lightweight construction

Our barefoot shoes are so light and so comfortable. You might think you're not wearing any shoes at all.

What parents are saying

"

What I like best is how easily the shoe adjusts as my children grow. It lasts significantly longer than normal shoes, and we don't have to constantly buy new ones. That makes our daily life noticeably more relaxed.

Susanne

Mother of three

"

When my children tested the shoes, I was particularly impressed by the flexible sole and wide toe box. I also think it's great that parents can securely fix the size adjustment, so children can't accidentally change it.

Ann-Helen

Mother of two

"

I used to constantly have to buy new shoes for my kids. With the adjustable-size design, we need significantly fewer pairs, which saves money and feels much more sustainable.