I weigh upfront cost against filter life, CADR, and real-world odor/spore removal
305's Filtered Cigars Gold 100's is a case of 10 packs, each containing 20 filtered cigars, for a total of 200 cigars
Briefly, research staff used a digital timestamp feature in an open-source video editing software to estimate start and end times for individual puffs based on various physical cues (e.g., inhaling, glowing cigarette tip), prioritizing overall puffing behaviors (e.g., multiple occurrences of tip glowing without removing the cigarette from the mouth [stutter puffs] were treated as a single puff)
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2 References The Marketing of Menthol Cigarettes in the United States: Population, Messages, and Channels (2004) Menthol and Cigarettes -- California Department of Public Health (2017) Targeting and Disparities Big Tobacco continues to target particular groups with marketing for menthol products: African Americans, LGBTQ folks, and youth and young adults