Laviska Shenault Signed Jacksonville Jaguars Black Matte Mini Helmet BAS 28087 This is a Jacksonville Jaguars Black Matte mini helmet that was personally autographed by Laviska Shenault. This helmet includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs. The number in the listing title is just an inventory sku for our records and is not the authentication number.