Made of quality zinc alloy, the metal is not easy to get rust or erosion, and the tennis racket and ball are durable, can provide long servicing life.Total Size: 4.7'' x 1.5''(12cm x 3.7cm), Racket Size: 3.5''(9cm). Key Ring Size: 1.1''(2.8cm). Ball Size: 0.8''(2cm).Our key chains included 6 colors, green, blue, red, silver, gold, purple, meet your matching needs. Small in size and lightweight, easy to carry, and you can put it with the keys in your pocket or bags.Our metal tennis split ring bulk can be applied as keychain rings, collect your keys and ID card (with perforated card cover) or pendants ornament for your handbags. Great gift for friends or kids who loves tennis very much, perfect working as prize to sport fan inspire kids, students and champion.18Pcs x Tennis Key Chains, included 3Pcs green, 3Pcs blue, 3Pcs red, 3Pcs silver, 3Pcs gold, 3Pcs purple.