For personal letters or wedding invitations, enclosures can be more creative, such as pressed flowers, vintage stamps , or even tea bags. 4. Niche & Spiritual Contexts
Hobbyists create elaborate "bioactive" environments for pets like jumping spiders or tarantulas, often sharing "write-ups" on how to maintain humidity and natural behaviors. enclosures
Makers often write up detailed guides on building soundproof or dust-proof enclosures for machines like the Prusa or Shapeoko. Using thick plexiglass or acoustic foam can reduce noise from 80+ decibels down to around 60. For personal letters or wedding invitations, enclosures can