BSW Men's No Channel Color Bars Vintage Big Bang Theory Shirt Want authentic BSW? If it doesn't say "Ships from and sold by BestShirtWorld" it's NOT authentic. BSW only sells direct :) Designs are SUPER SOFT and lightweight. Professionally printed - no Iron-on transfers We use super soft combed and ringspun cotton! These shirts are LIGHTWEIGHT and have a super tight weave that makes them feel silky soft. Our shirt quality sets us apart from the competition; you're going to love them! *Excludes Size 5XL, These shirts are Medium weight cotton. Fast, tracked shipping and a 30 day return and exchange policy-- Please contact us for details. Please see our size picture chart for accurate sizes. Click on the 2nd picture on the left for details.