Relx 4 Generation Gradient Packaging

Quick answer：

Relx 4 Generation is the fourth iteration of the popular e-cigarette brand Relx. The gradient packaging is likely a design feature that reflects the brand's aesthetic, which often includes sleek and modern visuals. This type of packaging is used to enhance the product's appeal and differentiate it from competitors. Gradient packaging involves printing different colors that blend into each other, creating a visually striking effect.