Filter

Retractable / Capped

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

Point Size

1. Fine Point (1)
2. Medium Point (2)

Refillable

1. Yes (2)
2. No (1)

Brand

1. Pentel (2)
2. Pilot (1)

Price Range

1. Under $10 (3)

Body Color

1. Transparent Violet (2)
2. Transparent Purple (1)