Can I use the products and still ask for a refund? Josie Goya August 31, 2022 14:02 Updated Yes. Products can be used (first box only) and returned to confirm whether you like the contents of the Muse Kits. Related articles What locations qualify for the “First Box Guarantee”? What is the Muse Kits “First Box Guarantee”? How do I return my box? When do I need to sign up to get the next box release? How long are the boxes available for purchase? Comments 0 comments Article is closed for comments.