Shirts are Gildan 100% cotton.For reference, we included a sizing chart within the images. Thanks for checking out our listing!CHECK OUT VIA PAYPALFREE SHIPPING + FREE RETURN!!!Description:- 100% Pre-shrunk cotton with professionally designed graphic on the front- Machine washable - will not crack, fade, or peel with care- Designed and printed in the USA- Size large is shown at the top of this listing. The graphic size is the same no matter which size shirt you choose.Feedback:- We always strive for positive feedback. Neutrals or negatives are unacceptable to us. If you happen to have a problem with your order, please give us the opportunity to fix it before leaving us feedback. We leave feedback within 2 days after purchasing the product from us.