Frequently Asked Questions
Everything you need to know about your Happy Mammoth experience.
How long does shipping take?
Standard shipping typically takes 3-5 business days within the continental US, while international orders may take 7-14 business days depending on the destination.
What is your return policy?
We offer a 30-day hassle-free return policy. Items must be unworn, unwashed, and in their original packaging with tags attached to be eligible for a full refund.
How do I find my correct size?
Each product page features a detailed size guide. We recommend measuring yourself and comparing your results to our chart, as our items are designed for a tailored, true-to-size fit.
Are your materials sustainably sourced?
Yes, at Happy Mammoth, we prioritize ethical manufacturing and use organic cotton and recycled fibers whenever possible to minimize our environmental footprint.
Can I change or cancel my order after it's placed?
Orders are processed quickly to ensure fast delivery. You can request a change or cancellation within 1 hour of purchase by contacting our support team.
What payment methods do you accept?
We accept all major credit cards, PayPal, Apple Pay, Google Pay, and flexible interest-free installment plans through Klarna and Afterpay.