Kalas Passion Z3 Aero Jersey — made in Czechia. The Passion Z3 Aero is our most versatile short-sleeve jersey and has been designed to meet the demands of…
Kalas Passion Z3 Aero Jersey, sold under the Kalas brand, is manufactured in Czechia. That origin is recorded at the "Brand-Stated" evidence grade.
Kalas is headquartered in Czech Republic; a brand's home country is not evidence of where its goods are made, and the two are tracked separately.
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.