comments:
TomaHawk504 posted on r/beards1w
This one is the best. Small barrel works great for the purpose, less than $5 each. Takes a bit of practice but it helps to look up a few videos to see how its done https://www.walmart.com/ip/Conair-Professional-Small-Metal-Round-Hairbrush-with-Nylon-Bristles-and-Rubber-Handle-Colors-Vary/10323141