Color classification of plastic steel belt is generally used to distinguish the packaging of different products to avoid product confusion. Just like the colored plastic steel belt packaged by Shuanghui, some users will buy plastic steel belts with different colors to package different products to show the difference. Of course, green is the most commonly used, and black has also attracted attention this year. Generally speaking, the tension is the same, but the color is different. You can choose according to your actual situation.