Men's Active Extreme X 1/4 Zip Baselayer - Thermal Performance Shirt for Hiking, Running & Outdoor Sports - Moisture Wicking & Breathable Base Layer Top for Cold Weather Activities

Voted ''Best Synthetic Baselayer'  by Runner's World Magazine.

The perfect top layer for moderate weather days, this tight-fitting half-zip jersey lets you perform without getting in the way. Mesh panels, channel-knitted fabric, and Coolmax-Air fibers provide excellent body-temperature management, enhancing cooling and moisture transport while keeping you warm in colder conditions.

• Lightweight, flexible channel-knitted fabric that traps air to provide warmth
• Mesh inserts at armpits for enhanced ventilation where it’s needed the most
• Coolmax-Air fibers provide improved cooling and moisture transport
• Flatlock seams that follow body movements
• Slim fit
• SEAQUAL polyester produced from recycled fishing nets


SIZE: S-XXL
FABRIC: 40% Polyester SeaQual 39% Polyester "Coolmax" 21% Polyester-recycled