Description

• For those who are particular about function and design
• Equipped with a Delguard system that does not break the core.Protects the core from all directions
• Vertical direction 1. Upper spring absorbs pen pressure2. Core
• Diagonal Direction Lower spring absorbs pen pressure &
• Tip pops out to guard the core
• Knock 4 times or more from the state where the core does not come out It may break if you write.