Feature:1. [Versatile Four Piece Set] This set includes four pieces composition view finders, allowing for easy interchangeability in different photography scenarios.2. [Accurate Composition] Utilizing the golden ratio, these tools help photographers achieve accurate composition, providing the perfect ratio finder for any composition.3. [Ideal for Outdoor Artists] Perfect for outdoor artists, city sketch artists, and photographers, this composition tool set enhances composition in various artistic pursuits.4. [Activate Creativity] This composition viewer set aids in developing kids creativity and aesthetic understanding, nurturing their artistic talents from a young age.5. [Compact and Lightweight] With a compact and lightweight design, this set is portable and convenient for outdoor use, making it a practical accessory for photographers and artists.Specification:Item Type: Composition View FinderMaterial: AcrylicSize: Approx. 8.5x5.4x0.25cm / 3.35x2.13x0.10in.Package List:4 x Composition View FinderNote:Kids should play under adult supervision to avoid swallowing small toy parts.