The Tundra® Haul™ is now the toughest cooler on two wheels. The Tundra Haul is Yeti's first-ever cooler on wheel. Crafted with Tundra's legendary toughness and unmatched insulation power, nothing was sacrificed in the making of this cold-holding powerhouse. Like it predecessors, this Tundra is built with Rotomolded Construction and PermaFrost™ Insulation, so you can trust your contents will stay frosty, even in triple-digit temps. Its NeverFlat™ Wheels are nearly indestructible and the T-Bar StrongArm™ offers the most durable, reliable, and comfortable towing design.