1. The main material is 6061 aluminum alloy, which is made of solid aluminum rod CNC wire cutting 2. Surface oxidation heat treatment, more scratch-resistant and firm 3. Encrypted screw thread design, with waterproof rubber ring 4. Exquisite and compact, easy to carry and operate 5. Surface texture design, non-slip and comfortable 6. Uses: place cotton swabs, keys, batteries, lighters, medicines, U disks, etc. 7. Material: 6061 lightweight aluminum alloy 8. Size: about 10 x 3.1 cm/pc 9. Weight: about 65g/piece 10. Description: only the waterproof tank, excluding other items in the picture
