... . Designed for 1 or 2 persons (family members) operating and manufacturing this machine which can board extra-large underwear ,socks ,stockings ... .4. Through touching screen to easily operate & adjust this machine and trouble-shool malfunctions.5. Thickness(1.5mm,2mm,3mm,4mm ... ) of boarding forms can be replaced and used freely. TECHNICAL PARAMETER HOT!!Socks Setting and Fixing machine