I've been collecting the Disney O-Ring DVDs for a couple of years now, this is my collection so far. It goes: Classics, Pixar, live action, then boxsets of Classics with sequels. :
Rontó Ralph (Limitált külső papírborítóval - O-ring) (DVD)
The Maze Runner (Book Edition O-Ring) (DVD)
Toy Story 3 - Pixar O-Ring Collection DVD
BOLT - DISNEY - LIMITED EDITION O RING WITH DVD - NEW / SEALED - NO 48 ON SPINE 8717418200497 | eBay
1000pcs DVD Drive Belt rubber ring for DVD motor belt for Xbox360 DVD Disk Drive Stuck Open Tray Belts|Replacement Parts & Accessories| - AliExpress
Amazon.co.jp | The Little Mermaid [DVD] Disney Villains O-Ring Slipcover Edition UK Import (Region B/2) Disney Classics #28 DVD・ブルーレイ -
Best Buy: The Day After Tomorrow [WS] [O-Ring Packaging] [DVD] [2004]