AGPtek&reg; 12 PCS Decorative Home Shower Curtain Hooks - Butterfly A great decoration for the curtain of your room or the shower curtain of your bathroom! Material: Hook :Anti rust alloy, butterfly:Acrylic Metal hooks crafted with finely detailed enamel finish. Anti rust. High quality and great durability.Easy to install. Suitable for rod of diameter 22-30mm(0.8"-1.1")