Men's Satisfy FuzzFleece Octa Half Zip Long Tee

The Satisfy FuzzFleece Octa Half Zip Long Tee is for cold starts and conditions that shift mid-run. The half-zip vents heat fast when intensity rises and seals it back in when pace eases, while reversed-fabric paneling keeps key heat zones breathing. Built for interval sessions, threshold work, and any effort where temperature becomes a moving target. Octa® is a Japanese bi-component knit, engineered with hollow-core fibers that capture warmth while keeping weight minimal. Its structure wicks moisture and dries almost instantly, sustaining comfort through effort and exposure. Satisfy's engineering reimagines the Octa® fabric, reversing its placement in key zones so the textured side faces outward where heat builds most. Along the back, sides, and underarms, these raised channels open natural pathways for air, releasing excess while preserving insulation. A half-zip front adds a second layer of control, letting temperature adjust in real time. Features Octa® bi-component knit from Japan. Lightweight insulation, moisture control, fast dry. Half-zip front for on-the-move thermoregulation. Reversed-fabric paneling in key heat zones for targeted airflow. Anti-chafe flat-seam construction. Ergonomic cut built to move with the runner. Exterior detachable care label. Size Guide S (89-94cm chest) M (94-99cm chest) L (99-104cm chest) XL (104-109cm chest)