- Cotton: 100% OEKO-TEX® Standard 100 certified (Class 1)
- Velvet cotton (95% cotton, 5% synthetic) or Minky fleece (100% synthetic)
- Felt: high-quality American or Korean felt
- Filling: hypoallergenic polyester fiber, breathable and stable
- Wood: MDF or natural wood with water-based non-toxic paint
- Lights: certified electrical components, long-life batteries included
All materials are safe, hypoallergenic, and durable.