I refused to buy the Costco brand because of this while my wife was pregnant and only drank bottled water. The bottles felt too cheap. Ended up getting a brand

I refused to buy the Costco brand because of this while my wife was pregnant and only drank bottled water. The bottles felt too cheap. Ended up getting a brand with more sturdy bottles (no idea if they were actually safer, but all things being equal I went with the product that didn't seem like it was cutting as many corners).