Frequently Asked Questions

We offer multiple shipping options through our 35+ carrier network including standard, express, and overnight delivery. Shipping costs vary by destination, package size, and selected carrier. Use our platform to compare rates and choose the best option for your needs.

This happens since we arrange the last-mile delivery for various retailers. Meaning if you ordered something on Amazon, for example, we might be handling the delivery.

Delivery times depend on the selected carrier and destination. Estimated delivery dates are shown at checkout and in your tracking link. Domestic orders typically arrive within 1–3 business days; international deliveries vary by region and customs processing.

Use our real-time tracking: enter your tracking number on the tracking page or follow the link in your confirmation email. You’ll receive updates at each step of the delivery process.

International orders may be subject to customs duties, taxes, and brokerage fees. Depending on the route and carrier, shipments may ship DDU/Delivered Duties Unpaid or DDP/Delivered Duties Paid. Any applicable fees will be indicated at checkout or collected on delivery per local regulations.

Most items can be returned within 30 days of delivery in original condition and packaging unless otherwise noted. Some products may have category-specific return rules. Return labels can be generated through our platform for eligible orders.

Start a return from your account order history or contact our support team. You’ll receive a return label and instructions. Once the item is received and inspected, we’ll issue a refund or exchange per your request.

Contact us within 7 days of delivery with your order number and photos of the issue. We’ll arrange a replacement, exchange, or refund and provide a prepaid return label if needed.

Order changes are possible before the order ships. If your order is still processing, you may update the address, shipping method, or cancel the order. Once shipped, changes are limited—please contact customer service for assistance.

Refer to the size chart and product measurements on the product page. If you’re between sizes, check customer reviews or contact support for guidance before ordering.

Product pages list origin, materials, and manufacturing details when provided by the brand. For additional information about a specific item, please reach out to our customer service team.

We’re available 24/7 via email at info@mmcore.eu and through our contact form. Business customers can also reach us via our API support channel.

First, check your tracking link for the latest scan. Confirm your delivery address and check with neighbors or local pickup points. If it still hasn’t arrived 2 business days after the expected date, contact customer service with your order number so we can investigate and file a claim if necessary.