The five-in-one I-GO2 Plus Traveler in Black has telescoping handle with wheels, to function as a rolling case. Can be used as a backpack, tote, carrier, or car seat. Comes with removable plush pad for easy washing, tether to secure animal, and wheel cover. If the pet fits the dimensions of this product comfortably when the product is fully assembled, the product will support the weight of the pet. For small pets only. Read sizing dimensions of product carefully.