To sell wearable nails or other beauty products on Amazon, sellers need to comply with certain qualifications and regulatory standards. These requirements may vary by region and specific product type.

Here are some aspects that may need to be considered:

1. Business registration: Sellers need to have a legal business entity and register with Amazon in order to open a seller account.

2. Product compliance: As a beauty product, wearable nails need to comply with the import regulations and product safety standards of the destination. This may include the safety of materials, product labeling and packaging requirements, etc.

3. Certification and test reports: Some regions may require product certification or test reports to prove that the product meets specific safety and quality standards. For example, in the European Union, REACH and CE marking requirements may need to be met.

4. Intellectual Property: Make sure the product does not infringe on any third party's intellectual property rights, such as trademarks, patents, or copyrights.

5. Tax and customs: Understand and comply with the tax and customs regulations of the destination, including value-added tax (VAT) and import duties.

6. Amazon Policies: Comply with Amazon's sales policies and regulations, including product listings, pricing, promotions, and logistics requirements.

7. User Reviews and Feedback: Provide quality products and services, and actively manage user reviews and feedback to maintain a good seller reputation.

Since requirements may change with changes in regulations and updates to Amazon policies, it is recommended to carefully study the latest regulations and Amazon's policies before selling, or consult professional legal and tax advisors. In addition, you can contact Amazon Seller Support directly for detailed information on the qualifications and requirements required to sell specific products.