Our company has a validation system. If you enter the COA number can be validated. Hologram & Secure Number & Barcoded. The item “2017 UEFA CL Messi + Ronaldo Signed Official Ball + Official COA, SUPER RARE” is in sale since Monday, February 05, 2018. This item is in the category “Sporting Goods\Team Sports\Soccer\Clothing, Shoes & Accessories\Clothing\Men”. The seller is “wlwkgh_1″ and is located in seoul. This item can be shipped worldwide.