The Castelli Core Mesh 3 Short Sleeve Base Layer optimizes thermal regulation, enabling superior cooling and dryness when temperatures rise. Its stretchy and formfitting design, attained without Lycra, sits snugly against the skin, reducing ridging and ensuring all-day comfort through minimal seam construction.

Features:

• Magic Mesh 90% polyester wicking fabric
• Minimalist lightweight construction
• Reduced seams for greater comfort
• Wide collar
• Sizes S/M - L/XL - 2XL
• Weight 88g
• Castelli comfort range 20˚-30˚C