Equip your gear with the Bluyellow Security Patch Set — a professional two-piece collection featuring bold yellow embroidery on a black base. Perfect for vests, uniforms, jackets, backpacks, hats, and even K9 harnesses, this set includes a large and small patch for versatile placement. Built for durability and clear visibility, these patches are essential accessories for security officers and collectors alike. Product Features • Design: Security lettering in bold yellow embroidery on black background for fast recognition• Sizes: Large patch 3.54 × 9.84 in (9 × 25 cm) and small patch 1.77 × 4.8 in (4.5 × 12.2 cm)• Backing: Hook backing for quick attachment; loop pieces included for optional sew-on reinforcement• Material: Heavy-duty polyester with reinforced edges to prevent fraying and fading• Usage: Works on security vests, jackets, backpacks, dog harnesses, caps, or patch display boards• Color: Striking yellow-on-black design for high visibility in tactical or uniform use• Includes: 2 embroidered security patches (1 large, 1 small) Built for Security & Tactical Gear Crafted from rugged polyester and stitched with precision, these patches are built to endure the demands of security duties. The hook-and-loop system ensures quick gear updates, while the optional sew-on backing allows for permanent attachment in high-intensity environments. Whether added to bulletproof vests, K9 harnesses, or tactical backpacks, these patches deliver clarity, authority, and lasting performance. A Bold Statement Durable, professional, and versatile — the Security Patch Set is ideal for security guards, tactical professionals, and patch collectors. Note: These patches are intended for decorative use and professional gear identification only. Unauthorized impersonation of law enforcement or security personnel is prohibited.