Amazon.com : JAKAWIN Light Up Mermaid Headband Ocean Costume 。Light Up Mermaid Headband — Perfect for making a splash at any party or festival! Size: One size fits most Color: Multi-color lights Condition: Brand new, no flaws. Features: Fun and luminous headband with LED lights, designed to resemble a shimmering fish tail. Comes with three flashing modes—slow, quick, and steady—so you can set the mood. Made from comfortable plastic and lightweight, making it easy to wear for hours. Material: 90% plastic, 10% polyester Great for: Under the Sea parties, cosplay, festivals, rave nights, or summer beach days. It’s a playful, eye-catching accessory that’ll turn heads and brighten up any event. Ships quick from smoke-free, pet-free home. Perfect for outfit accents or gift ideas. Reasonable offers welcome. Bundle to save!