I wanted to wait to share this after I used it and knew I liked it! I loved it! You don’t have to do a check bag because both of these fit in the overhead bin or the bag on top can go down by your feet. When walking around the bag fits on top of the suitcase! Suitcase comes in a set of 4. The second to last one fits in the overhead bin! I was also able to fit my purse/bag inside the large bag. Travel, vacation, suitcases, carry on, travel bags, vacation finds, vacation items, flying, bags, fashion