Can’t take constructive criticism so you’ve no chance of getting a refund or replacement if one is needed. She/he is an amateur and really doesn’t have a clue how to make the cups professionally and doesn’t have any standard of hygiene. Blocks you the second you state an issue or question something. Not good for business and lacks any common sense. I would purchase else where for longevity and hygiene purposes.
Claim your business profile now and gain access to all features and respond to customer reviews.