The Bay™ Latch SI Plus is a 3-in-1 car seat designed to grow with your child from harness mode through highback and backless booster stages. It features rigid LATCH for easy installation, a 7-position footrest, adjustable seat depth, and a 15-position headrest for growing children. Side impact protection, a 5-point harness, and Guard Surround Safety™ provide protection, while ventilated seating, padded armrests, and washable fabrics add everyday comfort and convenience.
• 3 car seat modes in one.
• 9-position built-in rigid LATCH.
• Color-coded installation indicators.
• Installs with LATCH, vehicle seat belt and top tether, or LATCH and vehicle belt.
• FAA-compliant in harness mode.
• Tested to FMVSS 213a and 213b safety standards.
• 5-point harness restrains children across the hips and shoulders.
• Side Impact Protection (SIP) bolsters for use up to 40 lbs.
• Guard Surround Safety™ provides side impact protection.
• Removable 7-position footrest.
• 4-position adjustable seat depth.
• 15-position adjustable headrest.
• Padded armrests, harness, and buckle covers.
• Ventilated seat back promotes airflow.
• GrowTogether™ no-rethread headrest and harness.
• AutoClick™ magnetic chest clip.
• Two removable, dishwasher-safe cup holders.
• Harness storage for booster mode.
• Removable, machine-washable fabrics.
• Product Type: 3-in-1 car seat
• Modes: Harness Booster, Highback Booster, Backless Booster
• Harness Booster & Highback Dimensions: 16″ L x 19″ W x 24″ H
• Backless Booster Dimensions: 16″ L x 19″ W x 9″ H
• Harness Booster & Highback Weight: 23.7 lbs.
• Backless Booster Weight: 5.2 lbs.
• Overall Usage: 30–120 lbs. | 27–60″
• Harness Booster: 30–65 lbs. | 27–49″
• Highback Booster: 40–100 lbs. | Up to 57″; minimum 4 years old
• Backless Booster: 50–120 lbs. | 43–60″; minimum 4 years old
• Safety Standards: FMVSS 213a and 213b
• 1 x Bay Latch SI car seat
• 1 x Bay footrest
• 1 x Lower anchor guides
• 1 x Instruction manual