There is no option to buy the regular straight balsa counters. Also that is the only option for the other counters. This doesn't make sense.
Heirlooms: How to Get & Heirlooms List
Having a Baby in The Sims Mobile [Complete Guide]
LlamaZoom: Tips and Tricks
How to Speed Up Events
Tickets in The Sims Mobile: How to Farm Tickets
Babies & Kids (objects)
The Sims Mobile Motives