Make your tactical gear instantly identifiable with this professional-grade blood type patch. This 3D soft rubber PVC patch prominently displays Negative blood type with NKA (No Known Allergies) designation in clear, bold lettering against background with text. The durable construction features raised lettering and a distinctive red negative indicator, making it easily readable in various lighting conditions. Perfect for military personnel, first responders, or outdoor enthusiasts, this patch can be securely attached to uniforms, tactical vests, bags, or other gear. The robust PVC material stands up to rough use while maintaining its sharp appearance. The compact square design provides essential medical information without taking up excessive space on your equipment. Keep your vital medical information visible and accessible with this high-quality tactical patch.