Mix n' match. Honeycomb instruments are great sounding easy-to-grip bones at a bargain price.
Mix n' match. Semiconical ribs are flat bones with attitude.
Mix n' match. Conical ribs give you the best of both worlds: Flat at one end, round at the other.
Mix n' match. Flat rib is easy to hold and grip.
Solid Natural Cow Bones Grab Bag
Vintage Tim Reilly Bones (15 years old). From my personal collection.