1. You must give me your phone number, otherwise it cannot be shipped( the shipping company need it ) 2. The data requested (Neck circumference, arm circumference, wrist circumference) Material: artificial leather This armor is sewn from Pu material. The material itself does not emit light, but it will have a colorful reflective effect in dark places and under strong light (flash lights, flashlights, spotlights, car lights, etc.). Similar to the reflective vests worn by traffic police at night ___________________________________ Shipping: We ship within 7-15 business days after cleared payment. We will post you tracking number once the item is shipped. Please contact us with any questions or requests. 1).Free shipping : Any import charges or fees are the buyer's responsibility. Usually it takes about 10 - 20 working day for delivery 2).Fast Shipping: Any import charges or fees are the buyer's responsibility. Usually it takes about 6 - 10 working day for delivery