It can directly reach out to comfort pets, which is most suitable for dogs who are insure. Large-area base plate support, supporting the weight of the hairy child is stable and does not collapse. Left/right/upper 3-way opening, the fur child can freely choose to sit upright or sideways. The movable breathable protective mesh cover can completely cover the pet without exposing it, and the public transportation is unimpeded. Thickened straps and wide waistband are ergonomically comfortable and decompressed, providing perfect support and cushioning for weight, making it easy to carry for long periods of time. Zipped mesh pockets on both sides at the rear for easy ventilation and storage. Mesh cup pockets on both sides for water bottles and umbrellas. Equipped with a safety buckle to prevent the fur baby from jumping and going out.