Proper cases protect delicate folk instruments from environmental damage and travel wear. Hard-shell cases and padded gig bags cater to different needs. Prominent models include Gator Deluxe (banjo), Reunion Blues Continental (mandolin), Kala Transit (ukulele), and TKL Zero Gravity (dulcimer). While hard cases provide maximum protection for touring musicians, padded bags offer lightweight convenience for local gigs and casual travel.