With a 4.5 out of 5 star average from more than 23,000 reviews, this vacuum is a best-seller. Right now, it can be found for an amazing 60% off during Prime Day, reducing the price to a whopping $99 from its normal $249. With a discount this steep, there’s a fair possibility Amazon is even making a loss on the flash sale.

Ruth is TechRadar's Homes Editor, specializing in floorcare. She's reviewed dozens of vacuum cleaners of all shapes and sizes, and keeps a close eye on prices all year round. She has also been covering sales events for the past eight years, and knows how to spot a good deal.

Bagless vacuum cleaners allow you to see when the dustbin is full and easily empty it out anytime without worrying about replacing the bag.

The Shark MessMaster is exactly that kind of wet/dry vac, and it’s currently on sale for $80 at Amazon. That’s a whopping 56% discount off its original $180 price, making it an awesome deal on a vacuum designed to take on messes you wouldn't dare touch with your everyday sweeper.