Filter

Tip Type

1. Needle Tip (2)

Retractable / Capped

1. Capped (2)
2. Retractable (7)

Point Size

1. Extra Fine Point (1)
2. Fine Point (5)
3. Medium Point (2)
4. Bold Point (1)

Brand

1. Pentel (4)
2. Pilot (5)

Price Range

1. Under $10 (9)

Body Color

1. Blue (2)
2. Red (5)
3. N/A (1)
4. Transparent Red (1)