This keychain multi-tool pen measures 3.62" x .0.39". The main material is metal. It contains Phillips screwdriver, ruler and other tools. Comes with a hiking clasp. It is laser printed with 2-3days lead time.Colors are Black, Red, Yellow, Blue, Silver and so on. Customize your own logo first to get extra premium.We will serve you online 24 hours a day.Orders of 5000 pieces or greater are eligible for sea shipping. 100% guarantee for quality.