• Blake Griffin Signed Basketball.
• Certification can be verified and viewed through the third party's online database. 
• Item includes a tamper proof sticker with matching serial numbers to card, unless the authenticity is a hologram only certification. 
• At Ultimate Autographs we pride ourselves in selling 100% authentic autographs and have a lifetime authenticity guarantee on ALL autographed items sold.

About Ultimate Autographs:

Ultimate Autographs is the internet’s most trusted source for authentic sports memorabilia, including autographed jerseys, basketballs, signed shoes, signed photos, and more! Every item we sell comes with a certificate of authenticity. We also specialize in exciting Football Mystery Boxes that feature some of the biggest names in sports!