The Universal Stroller Board is a stand-alone seat designed for toddlers to ride in their stroller. With a sleek black color and unisex design, this attachment is perfect for young children who want to sit up and ride along while out on a stroll. The package dimensions of 21"L x 13"W x 13"T provide ample space for a comfortable ride, and the sturdy construction ensures safety and stability. Battery-operated components are not required, making this accessory convenient for parents on the go.