Wave T-Shirt Where can I find other wave designs? Expand or collapse section. In addition to wave designs, you can explore the marketplace for beach, ocean, and summer designs sold by independent artists. What material is this item made of? Expand or collapse section. 100% combed ringspun cotton. The perfect fabric for a graphic tee and the softest in the business. (Due to product availability, cotton type may vary for 2XL and 3XL sizes) Learn More » What USA ship methods are available? Expand or collapse section. UPS MI Domestic (6-8 Business Days) FedEx 2-Day (4-6 Business Days) Estimates include printing and processing time. More Shipping Info » What is the Return/Exchange policy? Expand or collapse section. We want you to love your order! If for any reason you don't, let us know and we’ll make things right. Learn More »