They keep chemicals from soaking into the leather of your shoes.
to protect your feet and ankles from contamination
SIC 3149 covers infants' footwear
SIC 3149 covers athletic footwear makers
SIC 3149 covers boys' footwear makers
boots
Hi,The footwear is made of "wet-look" material
over the combat boots
resist breaks and tears
to protect your feet and ankles from contamination
Protect your feet and ankles from contamination
protect your feet and ankles from contamination
The purposes depend on which ones you have in mind. You could be thinking of footwear covers designed to keep dirt and mud off of shoes/boots, you could be thinking of a clean room, where personnel must be completely covered to avoid contamination or risk of static electricity, you could be thinking of protective overboots which are part of the chemical protective overgarment.