Package Contents: Your purchase includes: one inflatable suit, one mini fan and one battery box (batteries not included, 4 AA batteries required). Alternatively, you can power it with a power bank or power bank. Note: Attach the battery to your belt; avoid putting it in your pocket to avoid overheating and possible discomfort. Size Adaptability: This alien costume fits most adults between 5'3" and 6'1" (160-185 cm) in height. Use the hidden Velcro at the neck to adjust the neck size. Elastic bands at the ankles and wrists keep the costume inflated for a long time. There is a long hidden zipper at the back for easy removal of the costume. Durable Material: The alien Halloween costume is made of durable, high-quality polyester that can withstand wear and tear. When caring for it, gently hand wash with cold water, avoid bleaching and ironing, and keep away from open flames and sharp objects. Quick Inflation: Our upgraded powerful fan ensures fast inflation, and it only takes 1-2 minutes to fully expand the alien inflatable costume. You can use the provided battery box or charge it with a power bank. Inflating this adult costume is super easy thanks to the high-quality fan. Simply put on the costume, zip it up, turn on the fan, wait a minute, and you're ready to go. PORTABLE AND FUN: This inflatable alien costume is lightweight and easy to carry, allowing you to walk, jump, run, and dance with ease, ensuring you can wear it all night long. It's ideal for Halloween costumes, masquerade parties, Halloween night events, trick-or-treating, and other themed events. Get ready for Halloween this year with these truly unique and confusing inflatable costumes. They're also perfect for parks, zoos, outdoor adventures, role-playing events, and more.