A 'kind of bag' can refer to a variety of different types of bags, including a GRAB bag (4 letters), FLEA bag (4 letters), TOTE bag (4 letters), DOGGY bag (5 letters), KIT bag (3 letters), TEA bag (3 letters), FEED bag (4 letters), HAND bag (4 letters), DITTY bag (5 letters), SCENT bag (5 letters), DUFFEL bag (6 letters), GARMENT bag (7 letters), and overnight bag (9 letters). Each type of bag has its own unique purpose and design, from carrying items for a short period of time to storing items for long-term use.