Pilot Birdie Stainless Steel Slim Ballpoint, Mechanical Pencil or Twin Pen and Pencil

Pilot Birdie Stainless Steel Ballpoint Pen, Pencil or Twin Ballpoint Pen/Pencil

The Birdie comes in 3 options: Ballpoint Pen, Pencil or Twin Ballpoint Pen/Pencil

These are very slim approx 5mm x 110mm (the twin is a little longer) and made of stainless steel
Twin: The pencil is at one end and you just take the top off the other end to reveal a ballpoint pen.
The ballpoint pen writes in black and takes RFT4 refills and the pencil takes 0.5mm leads