Tease with ease using Pro Pump! Pro Pump is a clip-in, 100 percent human hair piece that adds a naturally teased appearance to your hair. Pro Pump easily blends with your natural hair and is simple to place. Our clip-on hair piece is a mesh cap surrounded by flexible wires and four metal clips. Each Pro Pump is constructed to ensure a secure hold because of the specially-coated, polymer clips. Each Pro Pump measures 4.75 inches long and 5.75 inches wide at the cap. The actual hair length is about 13 inches. With a total weight of 75 grams, you are sure to get the teased look you want using Pro Pump.