Discover the charm of Real Littles Backpacks, perfectly scaled doll accessories that inspire imaginative play and enhance fine motor skills. These mini backpacks, safe and durable, are designed for children aged 5 and up, encouraging interaction through easy-to-use zippers and pockets. Ideal for on-the-go fun, they're simple to store and maintain, making them a delightful addition to any playtime routine. Here's the HTML formatted bullet point list based on your instructions, note that I have only included categories that contain information and sorted them in the specified order:

• Materials: High-quality plastic and metal components
• Use Instructions: Should be cleaned with a mild detergent and wiped dry after each use
• Certifications: Certified by the National Safety and Quality Board
• Batteries: Requires two AAA batteries (not included)
• Measurements: Length: 15cm, Width: 10cm, Height: 5cm
• Extra: Comes with a two-year warranty and user manual