Smooth design: smooth edges protect children's hands from injuries. Ultrasonic welding prevents the magnet from falling during Complete set: 163 pieces including 13 triangles 24 squares 2 hexagons 10 semicircles 2 diamonds 10 doors and windows 2 stickers 42 cards 46 puzzle cards 1 car front Cover 1 set for car back cover 8 parts for ferris wheel 1 storage box 1 manual Manufacturered by ERDFCV. Convenient storage: Comes with a storage box that is easy to clean and store to develop your child's organizational skills. Beautiful gifts: Interactions between family members can also lead to new discoveries when teaching children. They are birthday and Christmas gifts for family friends and children. Safe material: Made of BPA-free non-toxic ABS food-grade material. The magnet complies with CE ASTM and EN71.