This 7 Day Addiction Shirt is 100% Performance Polyester. SPF protection and great comfort. This design was inspired by the love of Texas and the all aspects of the great outdoors. LAW is an acronym L- Land A-Air W-Water. This design a shows a Deer Antler to represent the Land, A Duck to represent Air and a Redfish to represent Water. This shirt allows you to express your love of all of Texas' great outdoors and all it has to offer.