Measurement: 16g (1.2 mm), 36 mm length, 4mm ball Material: Blue Anodized Titanium over Surgical Steel This pair comes with one blue industrial with ball ends and one with spike ends. Perfect for those who want to have different type of jewelry and keep the same style all in one. Shipping and Returns We are a U.S. based seller and all of our products are shipped from the United States. You can return any product within 30 days from purchase date. We Care And Will Reply Within 24-48 Hrs!