Samsung Galaxy S21 Ultra Protective Cases and Covers

ESR’s durable and reliable Samsung S21 Ultra cases use only premium materials for enhanced protection against drops and scratches. Explore our range of clear cases, kickstand cases, slim cases, and more to find your new favorite phone case today!


A great case starts with great materials. While we use a lot of different materials in our cases, we’re committed to only using high-quality materials that won’t leave a big hole in your wallet. These new Galaxy S21 Ultra covers are more than tough enough to withstand daily wear-and-tear, keeping your phone looking as good as new. Raised edges protect your S21 Ultra’s screen and camera from getting scratched.

Can I get a discount on a Samsung S21 Ultra case?

If you haven’t already, you can subscribe to our newsletter using the box in the bottom right of this page, which will earn you a 15% discount code.

If you're looking to buy in bulk (50 items minimum), contact us at for a discounted quote.