CW-X - Insulator Web Top (Black) - Apparel

Zappos.com is proud to offer the CW-X - Insulator Web Top (Black) - Apparel: Keep your form in check and your runs on target despite cold weather thanks to the CW-X Insulator Web Top. ; CW-X's Support Web design targets the trapezius muscles and scapular bones to support proper form and more controlled shoulder and arm movement. ; Auto-Sensor nanotechnology fabric regulates your temperature by wicking away moisture and drying quickly. ; Silver dioxide fiber keeps funky odors from building up and settling into the fabric. ; Flatlock seams prevent chafing. ; UPF 50+ sun protection. ; Zip collar with wind flap and locking zip. ; Body: 90% polyester, 10% spandex. ; Support panel: 80% nylon, 20% spandex. ; Machine wash cold and line dry in shade.