VTG Vintage Snapback Trucker Hat Cap Marshall Engines Engine Specialist The VTG Vintage Snapback Trucker Hat Cap Marshall Engines Engine Specialist is a classic and retro accessory perfect for casual occasions. This lightweight hat features a breathable mesh back, adjustable sizing, and a solid blue color that adds a touch of nostalgia to any outfit. Whether you're looking for an outdoor-themed hat or a vintage-inspired piece, this one-size-fits-all cap is sure to make a statement for any unisex adult looking to rock a 80s or 90s vibe.