Protect Against Commotio Cordis: #2 Killer in Sports. Commotio cordis is sudden death caused by a random, non-penetrating blow to the chest by a ball, bat, stick or hand. Millions of youth athletes ages 6-18 are at risk. The Unequal HART Shirt contains targeted protection for the heart in a lightweight design for lacrosse, baseball, soccer players, martial artists; anyone at risk of being struck by a ball, stick or hand who wants added protection. This shirt’s advanced impact technology has been proven in a peer-reviewed, published study to be effective in protecting the heart like no other. Slips on like a t-shirt and can be worn under any jersey or outside padding. Made with Airilon, Accelleron, Aramid Fabric & Impacshield. Color is gray fabric with green stitching around pads and a green back collar. Features Unequal logo at neck line and Unequal word-mark on back collar. Available in various Adult and Youth sizes. EXTREMELY TOUGH UNEQUALED PROTECTION - Reduces risk of sudden death from commotio cordis. All Unequal HART products contain patented technology that is ergonomically placed to protect the heart. Absorbs, disperses, dissipates impact energy like no other using a military-grade 4-layer composite made with Aramid Fabric, Unequal Airilon, Accelleron & Impacshield. CLINICALLY PROVEN EFFECTIVE - Clinically tested by Tufts Medical Center. Independent results distributed in a peer-reviewed study published in the Clinical Journal of Sport Medicine, March, 2016, “Development of a Chest Wall Protector Effective in Preventing Sudden Cardiac Death by Chest Wall Impact (commotio cordis).” HART TECH ISSUED FDA IFU CLAIM that states… “When incorporated into a suitable garment and worn in accordance to instruction, the HART CC (commotio cordis) Pad device has been shown to reduce the mechanical impact received by the chest that may facilitate the reduction in risk of commotio cordis.” MULTI-PURPOSE, SUPERIOR DESIGN - Protects left-side rib cage where player’s hearts are typically exposed with other chest protectors. Use as a primary base layer or even under other inadequate outer protection. Ideal for players at risk in sports such as: baseball, lacrosse, soccer, and martial artists, etc. For anyone with the potential of being struck by a ball, stick or hand who wants added protection. SOFT TOUCH, HIGH TECH COMFORT - Thin, lightweight, flexible, padded compression shirt. Sleeveless design fits comfortably with a snug fit to keep HART pads in the proper torso location. Made using a nylon polyester fabric, now machine washable! UPC 818238010070 ASIN B07YBHCKW7 Size Youth S Color Gray Style Athletic Pattern Solid Fit Type Fitted Material Nylon Brand Name Unequal Technologies Unit Count 1 Count Fabric Type 88% Polyester, 12% Spandex Item Weight 1 Pounds Closure Type Pull-On Manufacturer Unequal Technologies Age Range Description Youth Product Care Instructions Machine Wash Apparel Fabric Weight Class Lightweight