| Specification | Inner Diameter | Inner Height |
| 13mm | 13.3mm | 6.3mm |
Various colors for 13mm colorful coated aluminum caps
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| 13mm green coated aluminum caps | 13mm red coated aluminum caps |
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| 13mm black coated aluminum caps | 13mm aluminum caps-original color |
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| 13mm blue coated aluminum caps | 13mm blue-purple coated aluminum caps |
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| 13mm yellow coated aluminum caps | 13mm purple coated aluminum caps |
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| 13mm orange coated aluminum caps | 13mm gold coated aluminum caps |
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| 13mm white coated aluminum caps | / |