Simple dog shoes that can be used all year round. Size: No. 4 (Width 5cm x Length 6.5cm) Reference weight: 12-14kg [Upper] Uses breathable mesh material [Sole] Made of rubber material and has a non-slip effect [Attachment/Detachment] All Velcro, with a wide opening, making it easy to put on and take off [Belt] Reflective Velcro is used for safe night walks Although new and unused, please refrain from purchasing if you are concerned as it has been stored at home after purchase. Also, due to shipping costs, it may be slightly compressed for shipping. Thank you for your understanding.