• Ventilated high-density polypropylene shell for comfortable and durable protection
• Ventilated  foam  for comfort
• Dual-straps for an adjustable secure fit
• NOCSAE Certified

Nike shin guard sizes are determined by height. The bigger the shin guard size, the longer and wider they are to accommodate larger leg diameters. Shin guards should fit from just above the bend of your ankle when you flex your foot to a couple of inches below the knee.