Chemistry Ties Science Neckties - Black - DNA Science Neck Tie by Three Rooker Science tie with lab tools, including a microscope, test tubes, and double helix and molecule models 57 Inches long - Standard Adult Size 3.75 Inches wide right before the tip - Standard Width Hand Crafted in 100% microfiber Officially Licensed Three Rooker Necktie You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!