Kalas Passion Z5 Jersey — made in Czechia. The PASSION Z5 Aero is our ultra-versatile short-sleeve jersey, designed to meet the demands of professional teams.…
Kalas Passion Z5 Jersey, sold under the Kalas brand, is manufactured in Czechia. That origin is recorded at the "Brand-Stated" evidence grade.
Origin evidence last reviewed 2026-10-24.
Every origin claim on Hesperia Market is graded by the strength of its evidence and linked to its sources.