1)Made in PU and more soft than EVA. 2)with light weight 3)with high flexibility 4)non-toxicity 5)Eco-friendly 1)Made in PU and more soft than EVA.2)with light weight 3)with high flexibility 4)non-toxicity 5)Eco-friendly6)suitable for the protection of kness.7)Kinds of color can choice. knee pads