Quantity: totally 40 PCS key rings with chain and and some 8mm open jump ringskey rings have 2 different designseach one have 20 PCS Sizes:each round split ring is approx.25 mm in diameter link chain approx.25 mm long , the open jump ring is approx.8 mm in diameter Materialkey rings made of metal, not rust and no fadereusable Colorthe color is silver with metallic luster Application: Key rings can collect keys, also can DIY accessories , We have prepare enough number open jump ring for meet you need Quantity: totally 40 PCS key rings with chain and and some 8mm open jump ringskey rings have 2 different designseach one have 20 PCS Sizes:each round split ring is approx.25 mm in diameter link chain approx.25 mm long , the open jump ring is approx.8 mm in diameter Materialkey rings made of metal, not rust and no fadereusable Colorthe color is silver with metallic luster Application: Key rings can collect keys, also can DIY accessories , We have prepare enough number open jump ring for meet you need Package: 40 pieces Keyring With Chain and some 8mm open jump rings Style: 2 different style keyring Quantity: 20 pieces embossing key rings 20 pieces glossy key rings,and some 8mm open jump rings Material: Metal Colour: Silver with metallic luster Shape: Round Keyring Inner Diameter: Approx. 2.5cm Total Length: Approx. 5cm Application: Key rings can collect keys, also can DIY accessories.