The Maxi-Cosi Mico 30 Stand Alone Additional Infant Car Seat Base in black is a rear-facing car seat base designed for infants. It is made by Maxi-Cosi and has a unisex design. This base, model IC290BLKB, is suitable for use in cars and provides a secure and comfortable seating option for infants. It is a reliable and high-quality product that is perfect for parents looking to add an extra infant car seat to their vehicle.