Cell Phone Chain/Mobile Phone Charm/Pendant 1.material: Zinc alloy, Brass, Silver, PVC and so on. 2.good quality. ... the metal products with gold, silver, nickel, rhodium, brass, copper, antique gold, antique silver, antique brass, antique copper, etc ... 7). Sandblast. Here are some of our other cell phone charm/pendants for your reference: Cute Couple Style Cell Phone Pendants/Mobile Phone Charm