Genuinely, this thing is more useful as a travel bag than as a gym bag
Stay with me, because this is the take I actually want to make and I think it'll save you a purchase.
Everyone buys a bag like this for the gym. Fine — it does that well. Separate ventilated shoe pocket so your trainers aren't marinating against your clean clothes. A wet pocket for post-session kit. A roomy workout compartment, bottle pockets, front accessory storage for keys and a card. Easy-clean lining for the inevitable. It's a well-sorted gym bag and the value is strong.
But here's what I noticed: those are exactly the features a travel bag needs and almost never has. Dirty shoes and damp swimwear are the same problem as trainers and a sweaty shirt. On a trip, the thing you're always improvising around is where to put the shoes you've been walking in all day and the swimsuit that's still wet. A bag with a dedicated ventilated compartment for one and a sealed pocket for the other solves the two most annoying packing problems in existence.
And it has luggage-friendly proportions, which is the detail that makes the case. It's shaped to sit on top of a roller or slot into a car boot without the awkward bulge that gym duffels get. Water-resistant fabric for the walk to the terminal, padded shoulder straps for the walk from it.
So the honest recommendation is: buy it for the gym, and then find yourself reaching for it every time you go anywhere for two nights. That's a lot of bag for the money, and it's the kind of purchase you end up recommending to people unprompted.
If you've got a trip or a training routine — either one justifies it, and you'll use it for both. Go grab one.