A brand of baby bath seats sold in April on Amazon.com is under a recall because they are unstable and can tip over while in use, posing a risk of serious injury or even drowning, the U.S. Consumer Product Safety Commission says.

What You Need to Know: ONTHEWEI baby bath seats were sold on the website for between $40 and $50 in April of this year.

But the agency said that because of their instability and the injury risk, the seats violate the mandatory standard for infant bath seats.