Frequently Asked Questions
Everything you need to know about your Happy Mammoth experience
How long will it take to receive my order?
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 window for all unworn and unwashed items with original tags attached. Simply visit our returns portal to start your process and receive a prepaid shipping label.
How do I find the right size?
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, Happy Mammoth is committed to ethical fashion. We use 100% organic cotton and recycled polyester in our collections, ensuring high quality with a lower environmental footprint.
Which 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.
Can I change or cancel my order after it has been placed?
To ensure fast delivery, we process orders quickly. You can change or cancel your order within 60 minutes of placement by contacting our support team via live chat or email.