A pen with a button, which is very suitable for writing with gloves
  
Dark, 1.3mm thick charcoal writes equally well on paper and wood
  
Easy to refill: remove the eraser and throw in a new charcoal (both charcoal 13BR and eraser 13ER refill packs are available)
  
Body colors: olive, black, FDE
  
Durable ABS body
  
Metal pocket clip
  
3 in a pack