Spray treatment makes the buckle beautiful, while feeling good and anti-oxidant. This plastic swing rope buckle is widely used on outdoor children's climbing ropes. Can be used on composite steel wire ropes and nylon wire ropes. Used for rope to secure crossing points. Large capacity stronger and safer color: red + blue Material: plastic size: 12 mm Package Contents: 40 x Climbing Rope Net Connector (20 x red, 20 x blue) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.