The Castelli Free Tri Top jersey has unrivaled aerodynamic speed. This triathlon jersey has been tested for a year and the research program with the Norwegian University of Science and Technology in Trondheim has continued to make this jersey the most attractive on the market.

• SpeedFreak ventilated race fabric on front.
• Velocity Mesh back gives wind-tunnel-proven speed on the bike.
• SnapLock fastener at lower back to clip to Free Tri Short to prevent riding up during swim or bike leg.
• YKK Camlock zipper.
• FreeAero 2 hydro- and aero-optimized pockets.
• Soft-finish armholes to reduce chafing.
• Weight:58 gr.
• Color: Grey.