The long spike is 5.6cm/2.2in The short spike is 2.9cm/1.14in the spiker was hand made

The spike material is aluminum alloy                                        The spike material is zinc alloy                                 the choker have 4 long spike and 4 short spike

The spiker is Waterproof and

The spike never fade color

the leather size

the leather have 42cm/16.53in total long , it have 6 hole for size adjust

the fist hole size is 31cm/12.2in suitable for small neck size

the last hole size is 41cm/16.14in suitable for big neck size

neck size between 31cm/12.2in to 41cm/16.14in are suiable .

the leather width is 2.5cm/0.98in