155 pcs. Set for self-building a tent for children prezent for exercise Description: FORT BUILD endless structures of play tents, forts, play tunnels and more with this fort building kit that includes 100 connecting rods and 55 multilink balls. BUILD YOUR OWN FORT - Create giant forts for children by inserting and twisting the rods in the balls (adult supervision is recommended); Children can play indoors and outdoors. CHILDREN'S LEARNING TOYS - Build and imagine by mastering basic engineering skills; this construction fort building designed to ignite creativity; make a play tent for children with a cover. INSPIRE CHILDREN'S SKILLS - Great for developing children's imagination, developing eye-hand coordination, fine motor skills training, as well as improving color and shape recognition. KIDS TENT CONSTRUCTION TOYS SPECIFICATION - This fort for kids play is made of , BPA free ; includes 12,2 inch 38 inch balls; These fort building toys are perfect for curious kids ages 4 and up. Specification: Material: , fabric Ball diameter: 3.5 cm/1.38 inch Rod Length: 31 cm/12.2 inch The package includes: 55 pieces of common balls 100 connecting rods 1 piece fabric tent