All the parts snap together snuggly when inserting the straw parts make sure to check orientation as they only fit together one way. If you Use the raw files the only places that neeed supports are under the rim on the red top. Version 2 is now uploaded its the first three pics and the second profile. Only 4 parts total for this version and assembles slightly different But is slightly easier to print and a tiny bit easier to take apart for maintnence.