The Netburner Professional FF 4 is designed for netball, volleyball, and handball players seeking a lightweight shoe that's fast and flexible.​ The revamped upper and FLYTEFOAM cushioning material help reduce the shoe's overall weight. This helps create a more comfortable fit and a comfortable feel underfoot.​ The outsole's flexion grooves feature are updated and help to improve flexibility. They're designed to help you experience faster transitions and move smoothly.​ Lastly, the upper's new panel construction in the lateral helps deliver better midfoot support and the addition of 3D SPACE CONSTRUCTION helps provide a smoother forward weight transfer.​ Features:​ Breathable mesh upper. BIO-FLYTEFOAM cushioning provides lightweight. Flexion grooves in the outsole improve flexibility and supports faster movements. 3D SPACE CONSTRUCTION. Helps promote a smoother forward weight transfer. At least 30% of the shoe's main upper material is made with recycled content to reduce waste and carbon emissions.​ The sockliner is produced with the solution dyeing process that reduces water usage by approximately 33% and carbon emissions by approximately 45% compared to the conventional dyeing technology.