Philippine Navy HBT Cap SBDU, now available at SUPPLY SERGEANT PH. Designed for durability and comfort, this cap meets the high standards of the Philippine Navy Sailors. Available in different sizes, the original HBT cap ensures a perfect fit for every wearer. Whether you're in the military, into airsoft, or an outdoor enthusiast, this cap is an essential addition to your gear. Trust SUPPLY SERGEANT PH for all your military, police, and tactical supply needs.