• The Tetra Tower toy consists of 32 balancing building blocks in 4 colors and 8 shapes. • Includes 22 playing cards, 1 white base, and 1 white chassis. • Made of ABS material, non-toxic, odorless, and wear-resistant. • All pieces are smooth and burr-free for safe play. • Promotes communication and enhances children's social skills. • Develops spatial imagination, hand-eye coordination, balance, and concentration. • Helps recognize colors and shapes, and trains fine motor skills. • Provides creative fun and is perfect for party communication. • A fantastic gift for Children's Day, Christmas, Birthdays, Festivals, and New Year.