Get the Oura Ring 4 on sale before the deal ends tonight

The Oura Ring 4 hasn't been discounted until now and is currently seeing up to a $75 discount on select finishes during Amazon's Prime Day. This deal will end July 11.

• The Oura Ring 4, the newest generation of the popular smart ring is now available at a discount for the first time ever.
• The Oura Ring 4 emphasizes a comfortable build with flatter and smarter sensors, more sizes, upgraded software, and an alleged eight-day battery life.
• The eight-day battery life is actually more like five and a half days.