The OEM Pentel EnerGel Alloy Retractable Gel Pens are exquisitely designed with an aluminum alloy barrel, perfect for those who want to make a statement. Featuring high-performance ink technology, these pens combine the best qualities of liquid and gel ink for a super-smooth writing experience. The distinctive, textured grip allows for greater writing control and provides extended comfort while you write. These pens are also refillable with Pentel LR7 metal-tip refill cartridges.