Length: 7 inch Color: Black Packing: 1000 pcs Material: Nylon string with plastic hook Loops lock permanently fasten by hands, no special tool required, Once locked can't be open without cutting it. Purpose: Plastic locker with nylon string in-between. Safe and strong way to attach tags to garment, purse, shoes belt, Toys luggage, gift or any machine parts or where secured tags required.