A technical men's running vest designed for winter training in cold weather, the Tech Trainer Hybrid Vest combines a merino wool blend with a hybrid construction for technical performance.

A technical layering piece designed for cold-weather running and training, the Tech Trainer Hybrid Vest features a hybrid construction that offer the optimal balance of warmth, protection and breathability. The vest's main fabric features a soft and stretchy midweight jersey blend of merino wool and Lycra that insulates and stretches. Across the front and shoulders, zoned panels of ultralight, air-permeable Pertex Quantum Air fabric feature a DWR finish to repel light moisture and windy conditions. Offset shoulder seams prevent chafing when you're carrying a pack, and zippered hand and chest pockets store your phone and other small essentials.