Based on this product's specifications, here are some alternatives and similar models
Cast metal brain teaser puzzle G3 Huzzle Cast Love Puzzle Level 1 of 6
Summary description:
G3 Huzzle Cast Love Puzzle is a cast metal brain teaser designed as Level 1 of 6 difficulty. Made from durable metal, this disentanglement puzzle challenges spatial reasoning and fine motor skills as you separate and reassemble the pieces. Suitable for puzzle enthusiasts, casual players and gift giving; ideal for desk or travel use and repeated practice.