Product Description Material: Polyester + Environmental Protection Plastic + Copper Wire Size: 12*5.6*2Cm Color: Red, Transparent Blue, Fluorescent Green Quantity: 1 Piece Package Contents: 1 * Led Light Up Bow Tie 1.High Quality Materials: This Bow Tie Is Made Of High Quality Polyester, Eco-Friendly Plastic And Copper Wire. It Has A Smooth, Slight Sheen And Is Suitable For A Variety Of Shapes. 2.Led Light Up Bow Tie: This Bow Tie Is Equipped With Led Lights, Which Can Be Matched With Different Costumes To Create A Different Style 3.Easy To Install: This Bow Tie Can Be Decorated With Party Dresses, Easy To Install. There Is A Clip On The Back Of The Mini Battery Box, Which Can Be Attached To The Inside Of Clothes And Hidden When Worn. 4.Scope Of Application: This Luminous Bow Tie Is Suitable For Concerts, Masquerades, Talent Shows, Dance Competitions, Electric Light Runs, Light Up Party Costumes, Fashion Shows, Groomsmen Wedding Costumes, Carnivals, Role Play, Carnival Parties, Dance Parties, Electric Light Run, Led Party, Fancy Dress Party, Etc. 5.Adjustable Design: One Size Is Universal. Includes Adjustable Neck Strap. The Length Of The Adjustable Neck Strap Fits Most Sizes. Use The Neck Strap Slider To Adjust The Length Of The Neck Without Worrying About Strangling Your Neck.