This item is a portable dog front pack, which is made of durable mesh fabric. It has adjustable neckline to prevent dog from sudden jump, this chest pack makes it relaxed and convenient for your trip with the lovely pet. Features - Color: Black. - Material: Durable mesh fabric. - Size: S. - Front pack for carrying pet more conveniently. - Elastic design in the neckline, can adjust for comfortable wear. - Ventilate grids on both sides, pet would not feel stuffy. - Cool design make it relaxed and convenient for your trip with your lovely pet. Parameters SizeLength(cm)Chest(cm)Left & Right Legs Spacing (cm)Front & Rear Legs Spacing (cm)Suitable Pet Weight(kg)S3046590-2.5M34545142.5-4L38615164-7XL42705197-10