Dermal thickness and sebaceous activity influence thread selection; oily, thicker skin may need stronger barbed options.
https://www.google.com/maps/d/embed?mid=1zb2koorkZqRyJlt6OVfYXNtZefNJ34k&ehbc=2E312F&noprof=1
Dermal thickness and sebaceous activity influence thread selection; oily, thicker skin may need stronger barbed options.