Castelli UPF 50+ Light Arm Sleeves

Castelli UPF 50+ Light Arm SleevesDESCRIPTION SURPRISINGLY USEFUL Castelli can officially only rate these warmers at UPF 50+, but in their laboratory tests, they actually blocked 99. 8 percent of damaging UV rays. They used a polyester base that is not only more effective than nylon at blocking UV rays but is also much better at keeping you dry, which means these arm sleeves are better in both cooler and warmer conditions. Castelli has kept the construction very clean to eliminate

breathability

while reducing constriction across the stomach for improved comfort and unrestricted breathing

0 benefits heavily from CFD analysis of wake flow in the riding position for fabric and seam placement

the Foundation offers a platform for a better riding experience

This technical team-issue jersey is what the Assos professional team riders zip into during the warmer race days

Meryl® Skinlife yarns with antimicrobial silver ions to reduce odour

and ultimate durability

100% waterproof with double-layer Grimpeur fabric and thermo-welded seams for the best protection during wet rides

100% bluesign® APPROVED fabrics

Positive Lockout: For leak-proof transport

ASSOS SIZING

The DYORA’s not just for racing