Privacy Policy
Privacy Policy
We appreciate your interest in our website and online store. Protecting your personal data is very important to us.
In this Privacy Policy, we explain, in accordance with the General Data Protection Regulation (GDPR), what personal data we collect, how we use it, and what rights you have when you visit our website or place an order with ByRoselyn.
1. Responsible Entity
The entity responsible for data processing on this website is:
Shop Name: ByRoselyn
Company Name: MTT Global Holdings BV
Company Registration Number: 25 11 56 904
Email: hello@ByRoselyn.com
Telephone: +1 980 317 2472
Business Address:
De Ruijterkade 5
1013 AA Amsterdam
The Netherlands
As a company based in the European Union, we process personal data in accordance with the GDPR. Our online store operates under the shop name ByRoselyn and primarily supplies fashion products to customers in the United States.
2. Access Data / Hosting
When you visit our website, certain data is automatically collected by our website provider and hosting platform. This data may include so-called server log files, which your browser automatically transmits.
This may include:
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Visited pages
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Date and time of access
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Amount of data transferred
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Referrer URL
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Browser type and browser version
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Operating system
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IP address, shortened or anonymized where applicable
The legal basis for this processing is Article 6(1)(f) GDPR, based on our legitimate interest in ensuring the stability, security, and functionality of our website.
Our website is operated through Shopify:
Shopify International Ltd.
2nd Floor Victoria Buildings
Haddington Road
Dublin 4, D04 XN32
Ireland
Further information about Shopify’s data protection practices can be found here:
https://www.shopify.com/legal/privacy
3. Cookies & Consent Management
Our website uses cookies and similar technologies to provide essential website functions and improve the shopping experience.
We may use the following types of cookies:
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Essential cookies, such as shopping cart and checkout functionality
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Functional and statistical cookies, such as Shopify Analytics
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Marketing cookies, only where legally required consent has been provided
The legal basis for the use of cookies may include:
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Article 6(1)(b) GDPR – performance of a contract
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Article 6(1)(f) GDPR – legitimate interests
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Article 6(1)(a) GDPR – consent, where required through a cookie banner or consent tool
You can disable cookies in your browser settings. Please note that disabling cookies may affect certain website functions, including shopping cart and checkout features.
4. Contacting Us
When you contact us by email or through our contact form, we process the information you provide in order to respond to your request.
This may include:
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Your name
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Your email address
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Your telephone number, if provided
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Your order number, if provided
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The content of your message
The legal basis for this processing is:
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Article 6(1)(b) GDPR – pre-contractual or contractual communication
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Article 6(1)(f) GDPR – our legitimate interest in responding to customer inquiries
Your data will be deleted once your request has been fully processed, unless statutory retention periods or legitimate business reasons require longer storage.
5. Customer Accounts & Orders
When you create a customer account or place an order through our website, we process the information necessary to fulfill your purchase.
This may include:
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Name
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Billing address
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Shipping address
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Email address
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Telephone number, if provided
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Order details
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Payment and transaction information
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Customer account information, if applicable
The legal basis for this processing is Article 6(1)(b) GDPR, as this data is required to process and fulfill your order.
Certain data may also be stored in accordance with commercial, accounting, and tax law requirements. After these retention periods expire, the data will be deleted where legally permitted.
6. Payment Processing
Payments in our online store are processed through Shopify Payments and/or other payment providers made available at checkout.
For the purpose of processing payments, the following data may be transmitted to payment service providers:
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Name
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Billing address
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Payment details
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Order information
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Transaction details
The legal basis for this processing is Article 6(1)(b) GDPR, as payment processing is necessary to complete your purchase.
We do not store full credit card or payment details on our own servers.
Further information about Shopify’s privacy practices can be found here:
https://www.shopify.com/legal/privacy
7. Shipping & Logistics
To deliver your order, we transmit the necessary information to our warehouse, fulfillment providers, and shipping partners.
This may include:
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Name
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Shipping address
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Email address
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Telephone number, if required for delivery
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Order details
The legal basis for this processing is Article 6(1)(b) GDPR, as the processing is necessary to fulfill and deliver your order.
Our warehouse address is:
Room 104, Block B
Kaicheng High-tech Park
Longhua District, Shenzhen
Guangdong, China
8. Analytics & Statistics
We may use basic Shopify analytics features to understand how visitors interact with our website and to improve our online store.
This may include information such as:
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Page views
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Visitor numbers
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Traffic sources
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Device or browser information
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General shopping behavior on our website
Where possible, this data is processed in an anonymized or aggregated form and is not used to personally identify individual visitors.
The legal basis for this processing is Article 6(1)(f) GDPR, based on our legitimate interest in improving our website, products, and customer experience.
We do not use Google Analytics, Facebook Pixel, Google Ads tracking, or similar marketing tracking technologies unless you have provided consent where legally required.
9. Marketing Communications
If you subscribe to our newsletter, email updates, or promotional communications, we process your email address and any other information you provide for the purpose of sending you marketing messages.
The legal basis for this processing is Article 6(1)(a) GDPR, based on your consent.
You may unsubscribe from marketing emails at any time by using the unsubscribe link included in our emails or by contacting us at:
Withdrawing your consent does not affect the lawfulness of processing carried out before the withdrawal.
10. Your Rights Under the GDPR
If the GDPR applies to you, you have the following rights regarding your personal data:
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Article 15 GDPR – Right of access
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Article 16 GDPR – Right to rectification
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Article 17 GDPR – Right to erasure
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Article 18 GDPR – Right to restriction of processing
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Article 20 GDPR – Right to data portability
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Article 21 GDPR – Right to object
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Article 7(3) GDPR – Right to withdraw consent
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Article 77 GDPR – Right to lodge a complaint with a supervisory authority
Requests regarding your personal data may be sent to:
11. Storage Duration
We store personal data only for as long as necessary for the respective purpose for which it was collected, unless legal retention periods require longer storage.
Order, payment, tax, and accounting-related data may be stored for the periods required by applicable commercial and tax laws.
12. International Data Transfers
Because our store operates internationally and primarily serves customers in the United States, your personal data may be processed or transferred outside the European Economic Area.
Where required, we rely on appropriate safeguards for such transfers, including contractual arrangements, service provider commitments, and other mechanisms recognized under applicable data protection laws.
13. Links to Our Policies
Please review our additional store policies for more information:
Terms of Service
https://byroselyn.com/pages/terms-of-service
Shipping Policy
https://byroselyn.com/pages/shipping-policy
Return & Refund Policy
https://byroselyn.com/pages/refund-policy
Privacy Policy
https://byroselyn.com/pages/privacy-policy
Transactions Policy
https://byroselyn.com/pages/transactions-policy
Contact
https://byroselyn.com/pages/contact
14. Company Information
Shop Name: ByRoselyn
Company Name: MTT Global Holdings BV
Company Registration Number: 25 11 56 904
Email: hello@ByRoselyn.com
Telephone: +1 980 317 2472
Support Hours:
Monday – Friday, 9:00 AM – 5:00 PM EST
Our customer service team will usually get back to you within 12–24 hours on business days.
Business Address:
De Ruijterkade 5
1013 AA Amsterdam
The Netherlands
Warehouse Address:
Room 104, Block B
Kaicheng High-tech Park
Longhua District, Shenzhen
Guangdong, China
15. Changes to This Privacy Policy
We may update this Privacy Policy from time to time to reflect changes in our business, website functionality, legal requirements, or data processing practices.
The version published on this page is the current applicable version.
Last updated: 18 june 2026