Brand: Contigo

The Contigo West Loop stands out for its one-hand sliding lid, a signature feature of the American brand that built its reputation on this practical mechanism. With a handle and effective double-wall insulation, this insulated mug makes it easy to drink a hot beverage on the go, whether behind the wheel or at the office.

I carried this Contigo West Loop every morning for several weeks, between the drive to the office and long writing sessions at my desk. The AUTOSEAL button really changes things behind the wheel: a press of the thumb, a sip, release, and the mug seals itself shut automatically without me needing to take my eyes off the road. Lying sideways in my bag on a rainy day, it didn't leak a single drop, an unintentional but convincing test. The handle makes it easy to carry when filled to the brim, and the coffee stays hot well past writing a morning piece through to lunch. Two things worth watching: the push button has no dedicated protection and starts to show light marks after several weeks of daily use, and the painted body is better hand-washed than run through the dishwasher if you want the colour to stay sharp over time. For daily use at the office or in the car, this is one of the most practical insulated mugs I've used, the leak-proofing in particular makes a real everyday difference.

The Contigo Free Flow Autoseal stands out with its push-button that lets you drink and reseal the bottle with one hand, a genuine plus on the move or at the gym. Its vacuum-insulated 18/8 stainless steel double wall keeps drinks cold for up to 29 hours, or hot for up to 10 hours. A safety lock, protective spout cap and carry handle round out this 720ml BPA-free bottle.

Used daily at the office and then tested over several runs, the Free Flow Autoseal first wins over with its one-handed opening: a genuine comfort when the other hand is holding a phone, handlebars or a dog leash. The push-button takes a little getting used to at first but quickly becomes second nature. The 100% leak-proof claim held up without issue inside a backpack, even lying on its side. The claimed 29-hour cold retention proved solid over a full day, water staying cool even left in a car through the afternoon. The 720ml size, neither bulky nor too small, suits varied daily use. The only downside is the built-in handle, handy for carrying but adding a touch of bulk compared with a sleeker bottle. A solid choice for anyone who prioritises everyday practicality.