PINK RUBBER HYBRID DIAMOND STUDDED RHINESTONE BLING CASE FOR iPHONE 4S 4 + SCREEN PROTECTOR Three Layer design blends soft rubber interior, rigid shell, and textured exterior that provides unpalleled protection. Thick rubberized corners absorb impacts in your phone's most susceptible areas. Simple Installation. Rubber skin covers Phone and Plastic Cover snaps on top. Jazz up your phone with many different designs/colors. Material: Soft Rubber Skin/ Rigid Bling Shell Cover.