1.Where can replacement glass tubes for Cleito 120 Pro be purchased?

Users can buy the replacement glass tube for Cleito 120 Pro from Aspire online store, here is the link for your reference:

https://online.aspirecig.com/aspire-cleito-120-pro-accessories-p-334.html?zenid=9c47681d1cba00e06ab43b59ab3e0eeb