UNIQUE VIVID SPIDER DESIGN: The super realistic spider costume is an excellent Halloween cosplay accessory. When pets wear this spider costume, they will become cool, scary-looking but funny. Let your pets join the party and be the focus of Halloween night. HIGH QUALITY AND COMFORTABLE MATERIAL: This pet Halloween costume is made of 3mm soft black felt fabric with 8 realistic furry legs. Lightweight and soft fabric makes it comfortable to wear, no sense of restraint, your pet will love it. PERFECT ADJUSTABLE SIZE: Chest Girth: 32-42cm (12.6-16.5in), Neck Girth: 20-32cm (7.9-12.6in). It can perfectly fit small to medium sized cats and dogs, one size can fit different pets. But before order, please refer to our size and measure your pet's size. EASY TO USE: The sticker design for the neck and chest fastening straps makes the size adjustable, just stick the two adhesive straps around the neck and chest, put them on and they will be fixed in place, convenient to wear and take off. 8 simulated spider legs with wire inside, you can reshape them as you need, which helps to make the spider much more vivid. GREAT GIFT FOR YOUR PETS: When Halloween comes and everyone dresses up, your pets also want to join the party. Dressing up pets with our spider web, creating a mysterious atmosphere at Halloween parties, is a perfect choice.