CarbonMax Safety-Toe Boots

Keep your feet safe without added weight with Wolverine’s CarbonMax safety toe boots and shoes. Meeting ASTM standards, CarbonMax uses nanotechnology to create a strong yet lightweight safety toe to keep you protected without straining your legs and feet. The lightweight toe cap is also thinner to give your toes more comfort and room.

lightweight safety toe solution paired with features like waterproofing, electrical hazard protection, and thermal insulation 

multi-walled carbon nanotubes (MWCNTs)

""Wolverine CarbonMAX safety-toe uses nanotechnology to produce a strong, lightweight and more comfortable boot."

A YouTube video embedded on the product page mentions that "millions of nanotubes" are used to create the CarbonMax safety toe.  The video includes an artistic rendering of what appear to be multi-walled carbon nanotubes.
Information accessed on 9/14/17 from
Wolverine Customer Service
1400 Industries Road
Richmond, IN 47374