https://www.amazon.com/Morakniv-Woodcarving-Knives-Whittling-Sweden/dp/B00TKBXVUG/ref=sr_1_10?ie=UTF8&qid=1517317531&sr=8-10&keywords=sloyd+knife
one of these two knives, Its at the shop so i'll need to confirm if its the longer or shorter one.
something like an 8/13 is good for the bowls. A few years back I bought an extra one by accident and used it, so its not returnable.
Timm manney is the guy who taught our class. very very knowledgeable