You must know before you buy

Titanium Color, Titanium Color + Blue Cover:
TC4 titanium alloy
Outer size: Diameter 40mm, height 18mm. Inner size: diameter 36mm, height 15mm.

Titanium alloy-magnet type:
Outer size: Diameter 40mm, height 18mm. Inner size: diameter 29mm, height 15mm.

Aluminum alloy-magnet type, Aluminum alloy blue cover-magnet type:
Outer size: Diameter 49mm, height 21mm.Inner dimension: diameter 36mm, height 18mm.

Package List:1*Box

Note:
1): Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.
2): The size Weight of the product is measured manually,there will be a certain error,please understand.
3): Because the factory batch is different,so there may be a small difference,please refer to the goods actually received pls make sure you do not mind before you bid.
Hope you can understand.
Thank you!