Amazon’s summer Prime Day — which is now a four-day event rather than the usual two days — is well underway, and we’ve been working hard to surface the best deals for our readers. We’ve sorted through ...

With these Wirecutter-approved picks under $100, you don’t have to spend a lot to get a good deal this Amazon Prime Day.

Plus, this Hydro Flask bottle is BPA-free and dishwasher-safe, so you can sanitize it easily. The bottle is also sweat-proof, so your water will stay cold, but you don’t have to worry about ...