Petstory Comfortable Mesh Pet Legs Out Front Backpack,pet Carrier for Cat or Dog Breathable mesh fabric: Soft ,Sturdy and Lgihtweight. Make it comfortable and safe to wear. Velcro, zipper and elastic side openings to hold your pet secure and comfy inside; Additional interior lock to fix your dog's collar for not skipping out. Adjustable shoulder strap, with buckle to fasten around your waist; Two ways to carry at front & back. Order it now and start to enjoy a hands-free pet-transportation journey, new and exciting experience! There is a user experience report for reference in the description, which can help you to choose for size.