[Material] These empty floating tube are made of metal and 't fall off. The top end of the pen is a hollow tube. It can fill the gold dust of various colors, float in the liquid, or fill the dried flowers, shells, algae and so on. [Description] It can only be rotated and opened. These vacuum tube float are easy to write. The rotation position is at the bottom. Likewise, if you to replace the replacement pen replacement, you can also replace the refill by removing the refill at the bottom and rotating the refill replacement. This pen has 2 points, the middle part, and the bottom part. No need to the bottom: the middle part is equipped with a rubber stopper to avoid falling. [DIY gift] The empty pen tube provides us with creativity and . Making a perfect gift for a woman. giving a gift to a woman, you need to DIY to design your own to empty the floating pen tube. Between the empty pipe and the lower part of the body, it is necessary to prepare adhesive bonding. [Perfect gift] Comfortable grip, simple black ink handwriting, Mother's Day gift, women, boss girl, birthday, wedding, anniversary award, advertising promotion, business gift, major colleagues and family friends anniversary event. Colour: random colors(mixed colors), 't accept the specified color Material: Metal Size: 14x1.0CM Package Contents: 28 * Empty pipe pen Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.