If you are looking for replacement paper filters for electric humidification systems:
: Retailers like ROJOSER and Woho offer bulk packs (10–30 sheets) of Spanish Cedar veneer.
If you need a "paper" humidor solution for travel or short-term storage: where to buy cigar humidor
: These are high-density, multi-layered "paper" and plastic bags that come pre-loaded with humidity control. You can find them at Holt's Cigar Company or most local cigar lounges.
: While not paper themselves, these humidity control packets are often kept in humidor bags or plastic containers to maintain a perfect 65%–72% RH. What Boveda RH do I need for tobacco? If you are looking for replacement paper filters
: Frequently lists individual or bulk Spanish Cedar liner strips that can be cut to fit small travel humidors or jars. Where to Buy Humidifier Paper (Wicks)
: Sells multi-packs of delicate cedar sheets specifically marketed as humidor accessories. : While not paper themselves, these humidity control
: Specifically stocks 2-packs of humidifier paper for electric models like the MNC-4041.