Grubs Frostline 5.0 Wellington Boots in Black certainly look the business. Well, thankfully they are, a smart wellie in appearance, Grubs Frostline's are backed up with even smarter wellington boot technology. The TRAX™ sole technology for instance, superior grip, stability and traction - Outdoor sporting just got a whole more interesting...

Grubs Frostline Wellington Boots have a unique INSU-FOAM ULTRA™ and 5.0™ technology. Combined, they provide a self-insulating micro cellular construction material that makes each Grub Frostline Boot super soft and bouncy whilst effectively retaining heat and repelling water.

A snug fitting wellie boot can make all of the difference, Grubs Frostline Wellie Boots have been designed to stretch and fit calves up to a additional 100% of the wellies' upper calf diameter. This is important, especially as your new Grubs Frostline 5.0 Wellington Boots in Black are capable of operating in temperatures between -10ºC to 30ºC (85ºF to sub zero)!


  • INSU-FOAM ULTRA™ -  A compression set of less than 7% compared to 20-25% to be found in other neoprene boots.
  • 5.0 TECHNOLOGY™ - A moisture wicking terry knit liner for ultimate dryness and stretchability around the calves.
  • Removable 6mm NITROCELL™ footbed - A nitrogen bubble structure increases the cushioning and insulative properties of the boots foot bed
  • SUPER-DRI™ lining
  • 2mm Natural Rubber Shell
  • Operate in Temperatures -10ºC to 30ºC (85ºF to sub zero)!
  • Self Hardening Layers Of Epoxy Impregnated Material
  • Also Featuring the new TRAX™ sole with HEXZORB™  and DURAPRENE™ technology.

Grubs Frostline Welly