Contact Us

420 Nicholas LnSanta Barbara, CA 93108 United States

If you are contacting us about an existing order, please include whenever possible:

• Your full name
• Order number
• Email address used during checkout
• Product or item concerned
• Selected size, color, or variant when applicable
• A brief description of your question or issue

Providing this information can help us locate your order and assist you more efficiently.

Product & Size Questions

If you need help before placing an order, you may contact us regarding:

• Product details
• Available sizes
• Size and fit guidance
• Available colors
• Materials or product information
• Product availability

Please also review the applicable product page and available size information before completing your purchase.

Shipping & Tracking

For questions regarding:

• Order processing
• Shipping status
• Tracking information
• Delivery delays
• Lost packages
• Packages marked as delivered

please provide your order number and tracking number when available.

Our standard shipping timeline is:

• Processing: 1–3 Business Days
• Transit: 6–9 Business Days
• Estimated Total Delivery: 7–12 Business Days

PREN currently offers free standard shipping on eligible U.S. orders.

Please review our Shipping Policy for complete shipping information.

Returns & Exchanges

PREN accepts eligible returns and exchanges within:

30 Days From the Date of Delivery

Before mailing any return, please contact our Customer Support team for return instructions.

Please include:

• Order number
• Product being returned or exchanged
• Reason for the request
• Photos if the product is damaged, defective, or incorrect

Eligible returned products must meet our New Condition Only requirements.

Please review our Return & Refund Policy for complete eligibility requirements.

Return Address Notice

The business address listed on this page is not automatically the return address.

Please do not mail returned products to our business address unless our Customer Support team specifically confirms that it is the authorized return location and provides the applicable return instructions.

Returns sent to an unauthorized location may experience delays or may not be accepted.

Damaged, Defective, or Incorrect Products

If you receive a damaged, defective, or incorrect product, please contact us as soon as possible.

Please provide:

• Order number
• Description of the issue
• Clear product photos
• Packaging photos when applicable
• Shipping label photo when applicable

Please keep the product and original packaging while your request is being reviewed.

Payment & Refund Questions

For questions regarding:

• Payment authorization
• Billing
• Pending payments
• Duplicate charges
• Promotional discounts
• Refund status

please contact us with your order number and the email address used during checkout.

Approved refunds are generally issued to the original payment method according to our Return & Refund Policy.

For security reasons, please do not send complete payment card numbers, card security codes, banking passwords, or other sensitive financial information by email.

Privacy Requests

For privacy-related questions or requests regarding your personal information, please contact:

info@prenanobio.com

Please provide enough information for us to understand and appropriately respond to your request.

Contact Details

PREN

Phone:
+1 805-883-0248

Email:
info@prenanobio.com

Business Address:
420 Nicholas Ln
Santa Barbara, CA 93108
United States

We appreciate your interest in PREN and are available to assist with product, sizing, order, payment, shipping, return, exchange, refund, and privacy-related questions.