A slit made by a saw is the kerf.
placket
a tweed like jacket is called a hacking jacket whereas a navy/black ect one is called a showing jacket.
jacket
A young yellow jacket is called a larva
It's called a Toque Blanche
A male yellow jacket is called a drone.
A long narrow cut is called a slit.
i have the EXACT same jacket as him and its called the oakley karn jacket
There has to be a slit somewhere to insert the air bladder through, THat slit is then closed with the laces.
Glottis
loess