Sierra Heated Knit Vest - Men's Size:3XL Designed to keep you cool

Designed to keep you cool and visible

Built with the same trusted Gobi Heat technology found in our premium outerwear

0°F per hour

we prioritize constructing our apparel from quality fabrics

Dual Battery Setup – Lithium-ion battery packs included

Sierra Heated Knit Vest - Men's Size:3XL Designed to keep you coolEveryday warmth. Effortless value. Meet the Gobi Heat Sierra Heated Knit Vest lightweight, flexible, and designed to keep warmth within reach. Built with the same trusted Gobi Heat technology found in our premium outerwear, Sierra delivers dependable heat, a comfortable knit feel, and everyday versatility at our most accessible price yet. Key Features Four Heat Zones Two in the chest, one in the neck, and one on the upper back for complete core