As of Oct. 16, the Shark HyperAir hair dyer with IQ styling concentrator attachment is on sale for just $129 at Walmart, down from the list price of $149. That's a 13% discount or a savings of $20.

It’s called the Shark HyperAIR, and it retails for $230. That’s already much cheaper than the $430 Dyson hair dryer. But during Amazon’s Prime Early Access Sale on October 11-12, the Shark ...