When your cat has a sensitive stomach, travel can be a recipe for stress and digestive upset. The right carrier minimizes anxiety with good ventilation, soft but sturdy construction, and easy-to-clean surfaces. Our team of veterinary experts evaluated five top-rated soft-sided carriers, comparing material quality, zipper durability, ventilation, comfort, and ease of cleaning. We relied on published standards, manufacturer specs, and aggregate owner feedback to identify picks that help keep cats calm and mess contained.