A 5E faerie is 2 1/2 feet to 3 feet tall. Sure it is not Tinkerbell pixie small but it is not 1e elf size. Gnomes, goblins, and halflings should be more fey-like in my opinion, so having expressly small size faeries is a win for me. Plus, once you hit 5th level you can cast Reduce 1/long rest...