Most of the best available razors are made of carbon steel and if not cared for properly will rust. One can use gun oil, camelia oil or...

Boker 'Schildpatt 2.0', 7/8, extra full hollow, straight end with spike point, faux tortoise scales and silver nickel Boker inlay. Made in G

Boker Schwarzgold, 7/8 blade coated 24K gold with Ruthenium, straight end, carbon steel razor with dark bog oak scales. Made in Germany.