Yes. Inzer wrist wraps, including the Iron Wrist Wraps Z, W50 Wrist Wraps (Gripper), and W40 Wrist Wraps (Atomic), are on the IPF Approved List, so you’re allowed to use them at IPF-sanctioned meets. Use the exact model that’s listed, stick to the wrist-wrap length limits, and don’t swap straps or covers from other brands.