This is a special design from Polka-dot-princess herself. She wanted to illustrate for you all what a Mast Cell actually looks like(and feels like) during degranulation oppose to when it's in a normal, non-reactive state.
 
These magnets are waterproof and chemical proof magnets, measuring 2.5 x 3 inches.
They can be placed on:
-Vehicles
-Fridge
-Filing Cabinents
-Toolbox
-Anywhere that can be seen to bring awareness.