Please note: The purchase option includes the following optionsColor: color as the picture ,but may be little differences because of production batch differenceMaterial: EVA high-density foam, lightweight TPU and 1000D nylon, back material lycra CoolMax.Size: Knee pads: 140 * 195 * 85 mmElbow pads: 170 * 130 * 70mm-The latest smaller version pads, easy to wear action more quickly and accurately.- Extremely light and flexible, this design provides excellent for protection and shock absorption.- Move with your body movement and action.- Combat type knee & elbow pads, is can be keep knee safe while you in an emergency situation, because of suddenly kneel down, creep, and the impact of creep forward or do the dangerous actions etc. In addition, also it is suitable for all kinds of different terrain do climb, kneeling position shooting etc. At present skateboards guys also have begun to use the same product.- Original creation X type TPU shell, which can effectively absorb the impact from different angles, EVA high-density foam provide excellent shock absorption, internal anti-skidding layer keep the knee pads not easy movement, also spandex can adjust the tape and fast remove buckles make the cushions not only suitable for all legs use but also ensure wearing comfortable.- Internal lycra CoolMax keep knee pads dry, provide the comfortable feeling.Below is the Elbow pads measurementBelow is the knee pads measurement