This kind of recycled medium-length polyester staple fiber comes from recycled polyester bottle flakes and it is made by a special production process, which improves its physical specifications and spinnability. Its specifications are 38mm-76mm, 2.2D-3D, softer and brighter than ordinary polyester staple fiber, with high strength but fewer defects. It can be used for spinning, nonwoven, and blended with cotton, viscose, wool, and other fibers. It can also be blended with acrylic, cotton, viscose, and other fibers.