For writing, the NTP30 is equipped with a high-quality, German-made gel ink refill that is quick-drying, waterproof, and fade-resistant. Designed to be comfortable, the body of the NTP30 has anti-skid threads in the center which increases friction and prevents sliding.

For writing, the NTP30 is equipped with a high-quality, German-made gel ink refill that is quick-drying, waterproof, and fade-resistant. Designed to be comfortable, the body of the NTP30 has anti-skid threads in the center which increases friction and prevents sliding.