An ultra-portable writing instrument that's also a super tough tool. Grade 5 titanium body | Silicon Nitride (Si3N4) Ceramic tip.TIPEN 2.0 Titanium £35.00 Regular Price£28.99Sale PriceSelect Model*SelectQuantity*Add to CartProduct Features Grade 5 Titanium TIPEN Four Textured Looks Smallest & Lightest & Toughest Silicon Nitride Ceramics tip Refillable & Reusable Keychain Friendly Design Length: approx. 2.3"/60mm Weight: approx. 6 g