Types of Blood Gel Pens Medium Tip Cognitive Surplus

Types of Blood Gel Pens Medium Tip Cognitive Surplus

Types of Blood Gel Pens Medium Tip Cognitive Surplus

$14.95

Shipping calculated at checkout.

Ink Type: Gel ink

Pen Type: Rollerball

Tip Size: .7mm

Material: 100% Recycled Plastic

Pack Size: Each pack contains 6 pens.

Each pack contains 6 unique colors:

Hemoglobin
Hemocyanin
Chlorocruorin
Hemerythrin
Vanabin
Biliverdin