Side by side test of the Woolly Bully vs a naked kettle on a long brisket smoke

Grumpy's Great Outdoors performs a side-by-side test of a naked Weber kettle vs one with a Woolly Bully, and finds that the Woolly Bully improves his brisket

See review from Grumpy's Great Outdoors
Full height view of the Woolly Bully installed on a Weber kettle
  • Full height view of the Woolly Bully installed on a Weber kettle
  • Top quarter view of the Woolly Bully installed on a Weber Kettle
  • Close up of the vent opening of the Woolly Bully
  • A cutaway of the Woolly Bully showing the insulation and construction
  • Side view of the Woolly Bully showing the vent flap.
  • Close up of the heat shield and thermometer location on the Woolly Bully
  • Close up of the heat shield and the vent flap of the Woolly Bully
  • The Woolly Bully resting on a Weber kettle lid without the handle, to show the vent flaps
Woolly Bully Insulated Grill Cover

Woolly Bully Insulated Grill Cover

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The revolutionary grill accessory that turns the world’s favorite grill into a high-performance, high-efficiency outdoor cooking machine.

  • Compatibility: Compatible with 22" or 26" Weber® Original, Premium, and Master-Touch grills sold after 2015. Will it fit my grill?
  • Advanced Fabrics: A layer of aerospace-grade insulation, sandwiched between welding blanket on the bottom and marine-grade outdoor fabric on the top
  • Improved Efficiency: Reduce charcoal consumption by one-third, extending time between refills and minimizing the white smoke periods
  • Consistent Cooks: Hold stable temperatures for hours, retaining more moisture and achieving more even doneness across your meat
  • Higher Heat: Replicate brick-oven cooking, with less heat loss through the lid, and more radiating back onto your food
  • All-Weather Performance: Extend the grilling season throughout the year with precise temperature control through rain, wind, and snow
  • True to an American Icon: Created by Weber kettle lovers who are committed to achieving the highest possible performance from the backyard classic
  • Survivability: Heat-tested to 600°F