Titanium is a popular material for knife handles due to its numerous advantageous properties:

1. Lightweight: Titanium is significantly lighter than steel, making the knife easier to carry and handle without compromising on strength.
   
2. Strength and Durability: Titanium offers excellent strength-to-weight ratio and is highly durable, capable of withstanding heavy use without bending or breaking.

3. Corrosion Resistance: Titanium is highly resistant to rust and corrosion, making it ideal for use in various environments, including humid or wet conditions.

4. Aesthetic Appeal: Titanium can be anodized to produce a variety of colors, offering a unique and customizable appearance for knife enthusiasts.

5. Comfort: Titanium handles can be machined to have a smooth or textured finish, providing a comfortable and secure grip.

6. Non-Magnetic: Titanium is non-magnetic, which can be beneficial in certain situations where magnetism is a concern.