Yeah, I'm pretty sure the core is imaginary
and they're all made of resin and whatever other materials, but not real wood. They look great though! The only thing I hate is the styrofoam in the box... I thought Universal was going green and all... Styrofoam is horrible for the environment!
PS: I edited my previous post because I forgot to include the lengths of the wands I got. Approximately, Hazel is 11 inches and Alder is 17 inches.