The Arc'teryx Cronin Overshirt transforms workwear style into serious climbing performance, designed specifically for boulderers who demand both durability and unrestricted movement on the rock. This climbing overshirt features Arc'teryx's signature articulated patterning combined with a stretch cotton-nylon blend that moves with your body through every dynamic reach and technical sequence. Reinforced elbow patches add crucial protection in high-wear zones without compromising mobility, while bar-tack reinforcements and double-needle topstitching ensure this rock climbing apparel can handle countless sessions on abrasive stone. The organic cotton construction delivers natural comfort against your skin, while the FC0 DWR finish provides light moisture protection without harmful chemicals – making this the ideal bouldering gear for climbers who value both performance and environmental responsibility.