The first shoes in the world designed just for indoors

WE SPEND MOST OF OUR TIME INDOORS

the world,
people,
habits,
way of thinking

HAVE CHANGED

At home,
telework,
inquiries,
offices...

PROTECTION AND HYGIENE

MORE COMFORTABLE THAN GO BAREFOOT

An excellent ergonomic design
Ultra-light. (170 g.)
Great shock absorption. 9.6/10
Regular footprint 10/10
Reduce strain in plantar fascia and the Achilles heel

*Certified by UMANA biomechanical engineering

The design, the manufacturing and the trademark of CALLAGHA IN are protected by 5 international patents.

TO BUILD A BETTER FUTURE #IS EVERYONE’S RESPONSIBILITY

For the sale of each pair of CALLAGHAN IN, we’ll plant a tree in our Callaghan O2 forest


The first shoes in the world designed just for indoors

WE SPEND MOST OF OUR TIME INDOORS

the world people habits way of thinking
HAVE CHANGED

At home,
telework,
inquiries,
offices...

PROTECTION AND HYGIENE
MORE COMFORTABLE THAN GO BAREFOOT
An excellent ergonomic design
Ultra-light. (170 g.)
Great shock absorption. 9.6/10
Regular footprint 10/10
Reduce strain in plantar fascia and the Achilles heel

*Certified by UMANA biomechanical engineering

The design, the manufacturing and the trademark of CALLAGHA IN are protected by 5 international patents.

TO BUILD A BETTER FUTURE #IS EVERYONE’S RESPONSIBILITY

For the sale of each pair of CALLAGHAN IN, we’ll plant a tree in our Callaghan O2 forest