Craft Ghillie Suit.
Required: 4 Netting, 10 Burlap Sacks.
Hold knife in hands.
Drag 1 Burlap Sack to hands and combine.
In your vicinity will be 1 burlap strip.
Repeat until you have 10 burlap strips.

Hold a stack of 4 netting in hands.
Drag stack of 10 burlap strips to hands and combine.
Important: Scroll with mouse wheel and select 'craft ghillie suit'.
You have just crafted a Ghillie suit.