Product Size: Length after folding: 7.18cm Length of toothpick: 4.65cm Toothpick tube length: 5.83cm Length after connection: 11.6cm Tube diameter: 5mm Product weight: 3.4g Product material: toothpick (medical grade TC4 titanium alloy) toothpick holder (pure titanium) Product Process: Natural, sandblasted, baked blue, burnt blue, colorful Features: Sealed, waterproof, no rust, no magnet, easy to carry About the material: The characteristic nature of titanium is that it has high hardness and light weight, does not rust and deteriorate, or stabilizes metals which cause metal allergy. Titanium has special current characteristics, which will have beneficial physiological effects on the human body and its chemical properties are stable, and no change or deterioration over time will occur. The titanium alloy we use is a medical grade TC4 titanium alloy. Make sure there is no damage to the human body!