Amazon.com: Zion Cases Slab Case Backpack with Slab Case 2GO Graded Card Case; Fits PSA, BGS, HGA, SGC, and CSG Graded Card Slabs; Ideal Travel Storage Solution; (Red) : Electronics Zion Cases Sling 2.0 Premium Card Carrying Bag for Graded Sports Cards & Trading Cards RL Sports Cards Slab Case Backpack (with Slab Case inside) 5 New Colors! Trading Card World Sports and Non Sports Card Magazine Subscriptions Beckett Media Hobby Defense Graded Card Backpack Slab Storage Backpack for PSA BGS Black Gold Sports Cards Zion carrying cases and backpacks (More colors available) 2 row holds 60 graded cards 80$ 3 row holds 100 graded cards 90$ 4 row holds 150 graded cards 120$ Backpack with removable 50 slab case 175$