Free U.S. Shipping

Enjoy free U.S. shipping on orders over $80.

Processing Time

Orders are usually processed within 1–3 business days.

Tracking Updates

Tracking details will be sent by email once your order ships.

1. Order Processing Time

Orders are usually processed within 1–3 business days after payment is confirmed. Processing times may be longer during holidays, promotional periods, product launches, or high-volume seasons.

Business days are Monday through Friday, excluding weekends and public holidays.

2. U.S. Shipping

We offer free U.S. shipping on qualifying orders over $80. For orders under $80, shipping rates will be displayed at checkout before payment.

Estimated delivery time for standard U.S. shipping is usually 7–15 business days after the order has been processed and shipped.

3. International Shipping

Shipping availability may vary by destination. If international shipping is available for your location, shipping options and rates will be shown at checkout.

International delivery times may vary due to customs clearance, local carriers, holidays, and destination-specific delays.

4. Shipping Confirmation & Tracking

Once your order ships, you will receive a shipping confirmation email with tracking information. Please allow some time for the tracking link to update after the carrier receives the package.

Tracking updates may be delayed during weekends, holidays, severe weather, or high-volume shipping periods.

5. Incorrect Shipping Address

Please make sure your shipping address is complete and accurate before placing your order. If you notice an error, contact us as soon as possible at davis@shopengine.store.

Once an order has been processed or shipped, we may not be able to change the shipping address.

6. Lost, Delayed, Or Stolen Packages

Zelvairo is not responsible for delays caused by shipping carriers, customs processing, weather conditions, incorrect addresses, or other circumstances outside our control.

If your package appears lost or has not updated for an extended period, please contact us and we will help review the situation.

7. Duties, Taxes, And Customs Fees

For international orders, customs duties, taxes, import fees, or brokerage charges may apply depending on your country or region. These charges are the responsibility of the customer unless otherwise stated at checkout.

8. Refused Or Undeliverable Packages

If a package is refused, returned to sender, or undeliverable due to an incorrect address, failed delivery attempts, or unpaid customs fees, additional shipping costs may apply. Refunds may exclude original shipping fees, return shipping fees, and carrier charges.

Shipping Summary

Quick Shipping Details