This is a beautiful item that has never been used, but please refrain from purchasing if you are looking for perfection, as it has been stored by a private individual. Body size (approx.): Width 33 x Depth 23 x Height 42cm / Unisex * Side pocket: Width 17 x Height 15.5cm Weight capacity: 8kg (Recommended weight: 4kg) [For outings with your pet!] The front has a double lid; when both are closed, it's a regular backpack, and when only the outer lid is opened to reveal the mesh lid, you can see your pet from the outside. It's great for various situations, such as using public transportation, entering pet-friendly facilities, and going to the vet! [Excellent breathability for your pet's comfort!] Even with the lid fully closed, the sides are mesh, providing excellent ventilation! It gives your pet fresh air and doesn't make them feel cramped. The mesh window is made of high-quality materials and is resistant to scratches. [Classic stylish design!] A special item that arranges the classic OUTDOOR PRODUCTS daypack into a pet carrier! It has a simple and stylish finish that doesn't look like a pet carrier bag, making it suitable for anyone regardless of gender or age. [Convenient mesh pockets!] You can store walking supplies in the front pocket, and you can store plastic bottles, etc., in the side mesh pockets. If you put a handheld fan in the side pocket, you can send a cool breeze to your pet even in the hot summer, providing peace of mind.