Frequently Asked Questions

Everything you need to know about your Happy Mammoth experience.

How long will it take for my order to arrive?

Standard shipping typically takes 3-5 business days within the continental US. International orders may take 7-14 business days depending on your location and local customs processing.

What is your return policy?

We offer a 30-day return policy for all unworn and unwashed items with original tags attached. Simply visit our returns portal to start your request and receive a prepaid shipping label.

How do I know which size to choose?

Each product page features a detailed size guide with specific measurements. If you are between sizes, we generally recommend sizing up for a more relaxed fit or sizing down for a tailored look.

Are your materials sustainably sourced?

Yes, we are committed to ethical fashion. We prioritize organic cotton, recycled polyester, and low-impact dyes to ensure our products are as kind to the planet as they are to your skin.

Can I change or cancel my order after it has been placed?

We process orders quickly to ensure fast delivery. You have a 60-minute window after placing your order to make changes or cancellations by contacting our support team via live chat.

What payment methods do you accept?

We accept all major credit cards (Visa, Mastercard, American Express), PayPal, Apple Pay, and interest-free installment plans through Klarna and Afterpay.