The slim base allows for a better fit in cars with sculptured seats. The seat also offers 3 recline positions for your child's comfort. Why buy me? 5-point safety harness with one-pull adjustment Side Impact Protection Lightweight for easy transfer between cars Performance chest pads reduce your child's forward movement in the event of an impact Multiple recline positions Slim base for a better fit in cars with sculpted seats Softly padded cover can be removed for washing Installation with 3-point seat belt or 2-point lap belt