This product is sold out / discontinued but may still be available on Amazon or eBay.
From Monogram. Series 2 of Disney 3D Foam Collectible Key Rings feature characters from the classic Toy Story and includes Buzz Lightyear as Mrs. Nesbit, Woody, Bo Peep, Jessie, Bullseye, Buttercup, Trixie, Slinky Dog, Mr. Potato Head and exclusive figures of Sid's Creation: Baby Doll Head and a Glow-in-the-Dark Alien.
This is a single random bag. Collect them all.