1.Colour :gun metal , available in colour chart 2.Size :16.8mm, can be personlized 3.Logo :can be made as per client's request 4.Products range :widely used for apparel as a great customized accessory 5.Quality control :100% inspection before packing ;spot inspection before shipment . 6.Finish :all production are green product (nickle free & lead free finish ), comply for rohs/cpsia/reach standard . 7.Shipment way :DHL/TNT /FEDEX /UPS , air shipment , by sea . 8.Copyright declaration :brand and pattern belong to client's registered trademarks , they are only for reference and belong to owner. Poly bag & export standard carton