Size & Fit Guide The NOVABLAST 3 running shoe draws inspiration from a geometric origami feature for the upper and midsole. A tongue wing construction in the upper helps improve the fit while reducing tongue movement. This component is reinforced with a more supportive heel design to help guide the foot with more control through your gait cycle. Meanwhile, the midsole’s FF BLAST PLUS cushioning helps create a lighter and more responsive feel underfoot. Style #: 1011B458.001 Jacquard mesh upper Provides good comfort and support while keeping feet cool. The heel stabilizer helps support the foot and create a more balanced stride Gusseted tongue wing fit system Improves the midfoot fit and reduces tongue sliding. FF BLAST PLUS cushioning Provides lightweight impact absorption and a responsive rebound. Trampoline-inspired outsole design Provides a more responsive bounce back. AHAR outsole Improves durability. At least 75% of the shoe’s main upper material is made with recycled materials to reduce waste and c The sockliner is produced with the solution dyeing process that reduces water usage by approximately Reflective details help Improve visibility in low-light settings.