JewelryWe Mens Classic Style Quick Clip-on Bow Tie Cravat Necktie Neckwear Bowtie - Yellow Black Material: Polyester Silk Bowtie Measurements: Approx. 4.8"(12.2cm)*2.4"(6cm) Adjustable neck band: Approx. 18.7 in.(Max.) Easy to wear pre-tied bows come with a U-hook to attach fabric to the hook. Adjust the neck strap accordingly. You'll have a perfect bow every time! Great for formal events, weddings, balls, parties etc. and can adjust to fit young boys to adults.