Feature:1. Paw Protector: The dog booties can protect from sharp thorns and hot pavement. Non-slip rubber sole to provide stability, protect your pet's feet from broken rocks/snow, and keep dog paws neat.2. Dog's Safe First: The thoughtful reflective strips design raises visibility, makes your dogs easy to find in dark conditions, ensures your pet walks safely at night, and is easy to find when it is lost.3. Breathable & Comfortable: The three-layer mesh fabric provides high ventilation while keeping the dirt and debris out, polar fleece lining, and can keep your dog's paws dry and comfortable all day.4. Convenient & Secure: The sturdy nylon and self-adhesive strap design for manual adjustment, is easy to put on/off. These large dog shoes expand with adjustable straps to ensure a tight fit.5. Versatile Puppy Booties: There are 2 colors, and 4 sizes to choose from, which better fits your needs. Suitable for various outside activities, such as hiking, camping, climbing, walking, etc.Specification:Color: Black, Red (Optional)Size: 5#, 6#, 7#, 8# (Optional)Material: Rubber, Waterproof Fabric, NylonPackage Size:5#: 13 * 12.5 * 6cm/5.12 * 4.92 * 2.36in6#: 15.5 * 15.5 * 6cm/6.1 * 6.1 * 2.36in7#: 16 * 16 * 7cm/6.3 * 6.3 * 2.76in8#: 16.5 * 16.5 * 7.2cm/6.5 * 6.5 * 2.83inPackage Weight: 144g/5.08oz, 178g/6.29oz, 212g/7.48oz, 219g/7.72ozPackage List:4*Dog Boots