Kalas Passion Z4

The Passion Z4 Aero is our most versatile short-sleeve jersey, designed to meet the demands of professional teams. The fabrics are lightweight and breathable to keep you cool and dry. The highly elastic material is extremely comfortable and built in an aerodynamic fit. No compromises, the ultimate racing jersey that allows you to focus on pure performance.

The Passion collection combines quality materials, precise craftsmanship, and minimalist design in a varied color palette. Thanks to advanced technological processes, a range of clothing has been created to make your cycling experience more enjoyable and provide a fresh and stylish look.

Your ride. Enhanced.

Aerodynamic fit sleeves
Elbow-length sleeves that are comfortable and designed for an aerodynamic fit with a seamless hem edge. The first time you put on one of our jerseys, the sleeves may feel tight on your arms. We have used a very flexible and durable sleeve finishing tape that adapts perfectly to each arm and grips the skin well.

Sturdy zipper
A robust and durable semi-autolock hidden zipper ensures design continuity and easy one-handed operation.

Elastic seams
Elastic seams offer increased flexibility and a better fit.

Elastic waistband
The elastic silicone waistband keeps your top from riding up.

Rear pockets
The lower left and right back pockets provide easy access to stored items, while the large central pocket can accommodate bulkier items.

Water-resistant pouch
Removable water-resistant internal pouch for your phone, keys, or cash. The pouch can be attached to a carabiner inside the pocket to secure your valuables.

Main material - Razor
Ultra-thin and quick-drying material, specially developed for racing purposes. This fabric offers excellent stretch and recovery while ensuring great comfort. It is highly breathable and provides an aerodynamic fit.

• Composition: 86% PES, 14% EA
• Weight: 110 g/m².