- DURABLE WIRE KEYCHAINS - This key rings are 2mm THICK, with durable wire inside, nylon covered outside and stainless steel connector, which are tough and durable for hanging things.- MULTIFUNCTIONAL - They are perfect for hanging keys, flashlight, pliers, luggage tags, id tag keepers, etc.- EASY TO ADD AND REMOVE - With the barrel connector ends, you can be easy to screw and unscrew the end to add or remove the total length of the key ring. Several cables can be connected together.- LIGHTWEIGHT & CARRY EASILY - They are portable, small gadget, which are convenient to carry when you go out, good for doing sport, travel, hiking, picnic.- Here are two options for your choice:- Set 1 : Package includes 20 cables of 4 sizes, 4 inches / 10cm, 6 inches / 15cm, 7.8 inches / 22cm, 9.84" / 25cm - connect several together for longer loops. - Set 2: Package includes 30 cables of 3 sizes, 4 inches / 10cm, 6 inches / 15cm, 7.8 inches / 22cm - connect several together for longer loops.Color: Random Color