InnyBin by Fat Brain Toys

An incredibly unique shape-exploration experience! The six chunky shape blocks are each designed with fascinating textures that are sure to thrill the fingers. As kids push the shapes through the elastic bands of the cube, curiosity is sparked and young minds can't help but explore, experiment, and discover. It's beautifully simple and amazingly mind-expanding! Play freely with InnyBin.

Fat Brain Toy Co.


  • Innovative shape-sorting box
  • Encourages fine motor skills, tactile exploration,and  experimentation
  • 6 chunky, uniquely textured shapes fit through the elastic bands of the cube
  • A tactile challenge for little ones
  • A frustration-free shape-learning experience

Pieces: 6 shapes -- cube, diamond, sphere, triangle, flower, Fat Brain logo

Material: BPA-free, high-quality materials and construction

Size: cube measures 5.5 x 5.5 x 5.5 inches; each shapes measures approx. 2 x2 x 2 inches

Recommended for ages 6 months-3 years

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