Fireti Omega Titanium Wallet. This minimalist wallet is CNC-machined and features an engraved "Skull and Piston Crossbones" design. Specifications Material: Grade 5 Titanium (Ti 6Al-4V) or similar high-strength aerospace alloys. Design: Features a central skull with crossed engine pistons, a common theme for automotive and "gearhead" enthusiasts. Functionality: Slim profile designed to hold roughly 1–15 cards securely using an elastic tension system and external O-rings. Security: Naturally provides RFID blocking protection due to the metal construction.