4D Straw Building Blocks

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Make playhouses and forts, design buildings and engineer spacecraft with this 4D Straw Building Blocks. The straws fit snuggly onto the connectors but are flexible so you can build arches and tubes. These Blocks helps the baby to exercise ability, more able to develop their intelligence. 


  • Quantity: 100pcs
  • Straw color: 5 colors (random)
  • Length of straw: 20 cm/ 7.87 inches
  • Applicable age: 3 years old and above
  • Material: ABS environmental protection material


  • Can be a great gift for kids, fun and exciting to play 
  • The product is bright and soft to protect the eyes and help the child to recognize the color correctly
  • Build a fort, rocket, boat, tower, tunnel or bridge! Design your own scientific model or create a unique contraption
  • Helps the child to recognize shapes and colors, practice classification, improve hand-eye coordination, share the fun with partners, and improve the practical ability

Package Inclusion: 

  • 50 x Straws
  • 50 x Connectors
Limited to first 500 customers*
*Please note - Due to high demand, we anticipate delivery of your awesome product within 12-25 days global (quicker to US, Canada, & Australia). In some cases, our carrier may take longer than the estimated delivery time to deliver our items to you. Additional delays may occur due to weather conditions, holidays etc. On orders of 2 or more items, faster shipping will be provided whenever possible!