The Polly Pocket Glitter Island Compact Mermaid Doll is a tiny 1-inch doll playset from the Polly Pocket franchise by Mattel. This new release on May 3, 2025 includes a mermaid doll, ocean pets, and accessories. The set is compact and lightweight, weighing only 7.8 ounces, making it easy to take on the go for imaginative play. Perfect for young fans of the Polly Pocket series, this playset offers hours of creative fun with its detailed accessories and adorable mermaid doll.