Return Policy

US returns are FREE and easy!

Just send an email to hello@massivesci.com with your order number and let us know which item(s) you would like to return. All items must be returned within 30 days of delivery and must be unused.

We'll email you a free shipping label and refund your original payment method as soon as you send back the item(s).

Unfortunately, international orders are not returnable.

If your item(s) arrives damaged or defective, we've got you covered. Please reach out to us at hello@massivesci.com, and we'll help you out.