Dharco Men's Short Sleeve Body Armor Confidence for the gnarliest descents This is the ultimate under-jersey body armor-stealthy, streamlined, and stupidly comfortable. Built with RHEON(TM) CE Level 1 chest, back, and shoulder protection, it's flexible and breathable when you're riding, and stiffens on impact to take the hit. Made with quick-dry mesh fabric to keep airflow high and temps low, this low-profile protector disappears under your jersey and keeps you protected no matter how rowdy the ride gets. Welcome to the stealth era of MTB protection. Features RHEON(TM) CE Level 1 protection at chest, back, and shoulders - engineered for maximum impact absorption in a slim silhouette Ultra-low profile design fits easily under any jersey or riding top Flexible and breathable construction keeps you cool and mobile on the bike Quick-dry mesh fabric helps manage sweat and keeps air flowing Sizing Size Chest Small33. 4" - 37. 4"Medium37. 5" - 41. 4"Large41. 3" - 45. 2"XL45. 2" - 49. 2" | Dharco | Men's Short Sleeve Body Armour | Size Medium In Black