DETAILS TOTAL LENGTH 17 IN (42 CM) ADJUSTABLE TO 15.7 IN (40 CM) ADDITIONAL ADJUSTEMENT RING AT 15 IN (38 CM) TRIOMPHE DIMENSIONS: 0.4 X 0.3 IN (1 X 0.8 CM ) BRASS AND CRYSTALS NICKEL FREE CELINE PARIS SIGNATURE ENGRAVED SNAP HOOK REFERENCE : 460GB6BZI.36SI