Castelli Core Mesh 3 Short Sleeve Mens Cycling Base Layer - Black Clothing Size:S-M 1x8 drivetrain w/ Shimano components

1x8 drivetrain w/ Shimano components

Achilles Tendon protection: full length padded protection for the Achilles Tendon - the first sock to offer you this

The sleeves and side panels have stretchy GORE-TEX INFINIUMÔ WINDSTOPPER® 150 inserts for a better fit and breathability

Breathable and lightweight

subtle curves and a gentle drop to the nose

Castelli Core Mesh 3 Short Sleeve Mens Cycling Base Layer - Black Clothing Size:S-M 1x8 drivetrain w/ Shimano componentsThe 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