UNIQUE-Party Favors. Unique has a large variety of party favors; decorations and table ware for all ages and all occasions. This package contains twelve 2-1/2x1in flip flop keychains in a variety of bright colors. WARNING: Choking Hazard-small parts. Not for children under 3 years. Imported. Dimensions:. Height: 6. Width: 5.52. Depth: 1.5