Frequently Asked Questions
Everything you need to know about your Happy Mammoth experience.
How long does shipping take?
Standard shipping typically takes 3-7 business days within the continental US. International orders may take 10-21 business days depending on customs processing.
What is your return policy?
We offer a 30-day return window for all unworn items with original tags attached. Simply visit our returns portal to generate 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 comfortable fit.
Are your materials sustainably sourced?
Yes, Happy Mammoth is committed to ethical fashion. We use organic cotton, recycled polyester, and low-impact dyes in over 80% of our current collection.
Can I change or cancel my order?
Orders are processed quickly, but we have a 1-hour window after purchase where you can modify or cancel your order via your account dashboard.
What payment methods do you accept?
We accept all major credit cards, PayPal, Apple Pay, Google Pay, and interest-free installment plans through Klarna and Afterpay.