... ,nickle-free,lead-free,dry-clearing, not easy to fade colour, can be arbitrary processingSize:3#,5 ... ,paypal accountDelivery:economic and safe express like DHL,Fedex,UPS,etc for small QTY.But for bulk ... QTY we can choose by seaApplication:easy to use for garments, shoes,etc.running very smooth ... slider,reversible slider,etc. and the size including from #2 to #10.We mainly produce metal zipper, nylon ...