Prime Day Ninja deals that are selling fast, including knife sets, air fryers, travel bottles and more

Featuring six cooking functions and the capacity to cook up to eight portions, this Ninja air fryer can whip up quick and healthy meals in no time. Bonus: you can't buy this colourway anywhere else. 

Ninja's innovative new bottle is designed with three layers of vacuum-insulated stainless steel to maintain drink temperatures for longer. And it's currently at its lowest-ever price on Amazon. 

Slice through even the toughest of ingredients with this five-piece set of premium quality knives from leading kitchenware brand, Ninja. This is even cheaper than July's Prime Day price. 

Bag this must-have summer gadget for under £150 and get to work making everything from ice cream to milkshakes and frappes.

This versatile piece of kit comes with eight impressive cooking programs: Pizza, Max Roast, Gourmet Roast, Top Heat, Bake, Smoker, Dehydrate and Keep Warm, has an extensive temperature range of 40C to 370C, and delivers authentic smoky flavours by using premium hardwood pellets. 

This five-piece cookware set from Ninja features the brand's durable non-stick coating, is made from a hard-wearing forged aluminium. 

Equally as good as Ninja's range of sought-after air fryers, this slow cooker has eight cooking functions and features what Ninja call a Triple Fusion Heat system, which combines side, base and steam heat for fast, even cooking. And comes with a removable, non-stick cooking pot that's oven-safe for up to 260C.

This air fryer's biggest selling point is how it's been designed to allow users to use it as a traditional two drawer air fryer, where you can cook two foods, two different ways, in independent cooking zones at once. Or, converted into one extra-large MegaZone drawer by removing the divider inside, and cooking up an extra large large portion of something you love.

Upgrade your frying pan with this top-rated Ninja design that's scratch resistant, metal utensil safe and dishwasher safe. 

Shop one of Ninja's latest air fryers for less, complete with six cooking functions and designed with a generously-sized square drawer which serves up to four people. 

Snap up Ninja's popular multi-cooker with an impressive 10 different cooking functions for less. Choose your base, vegetables and protein to quickly create a complete meal in as little as 15 minutes.

Snag this copper health grill from Ninja, designed with six cooking functions, a large capacity with an integrated digital probe and Cyclonic Air Technology. 

Perfect for up to two people, this air fryer comes with four cooking functions, a 4.7L basket (which fits a whole 1kg chicken) and smart, space-saving design. 

Variable temperatures, rapid boil, hold temp and an easy-to-use display, this is a top-rated smart kettle for a reason.