Greek Sorority Merchandise design. This is an Officially Licensed Delta Sigma Theta Product. Ideal for showcasing your support, this item is a fantastic complement to any Delta Sigma Theta collection. Elevate your dedication to the sorority with this essential addition! Adhesive backing attaches the PopGrip to your case or device. Will not stick to silicone, leather, waterproof, or highly textured cases. Works best with smooth, hard, plastic cases. Not compatible with wireless charging Printed top is swappable with other compatible PopGrip models. Just press flat, turn 90 degrees until you hear a click and remove to swap.