Alpinestars SX-1 Youth Knee Protector - Silver / Fluo Yellow

SizeKnee Circumference (CM)Calf Circumference (CM)S / M39 - 4532 - 38L / XL45 - 5038 - 43 Specifically designed for children. High abrasion-resistant outer fabric construction. Upper extended frame for added thigh protection. CE certified viscoelastic...