Introducing Stapelstein® Inside, a modular play system that nests perfectly within Stapelstein® Originals to expand creative play. From stacking and balancing to water and sensory play, it encourages movement, imagination, and social interaction—while adding a playful pop of color to any room.

• Includes 2 Inside L elements, 2 Inside M elements, 2 Inside S elements
  
• Inside L measures 3.45"H x 8.31"W
• Inside M measures 2.6"H x 6.13"W
• Inside S measures 1.66"H x 3.68"W
• Made from eco-friendly, resource-saving EPP (expandable polypropylene) with zero toxins, pollutants, or harmful additives
• Made in Germany