What LEGO bricks is made of
A construction toy of moulded plastic.
- Brick studs — has part. Studs on top fit into the tubes of the brick below.
- Brick bottom tubes — has part. Hollow tubes underneath hold the brick by an elastic grip.
- Plastic brick shell — has part. A thin-walled ABS plastic shell.
- Injection moulding — uses. Precise moulding of the parts.
- Interchangeable parts — uses. Any brick fits any other.
- Elasticity — uses. The grip relies on the elastic deformation of the plastic.
- Plastic — is made of. ABS plastic.