Although the rugby sport is not widely popular in the U.S., rugby shirts have come a long way from its British roots. Made of heavy cotton, the ruggedly durable jersey-style shirts are a great winter staple and can easily be paired with jeans or chinos. Many brands like Lacoste and Nike already know how to make high quality shirts, so we're down with their take on the rugby. Whether you're ready to roll around in the mud or style on 'em in the streets, peep our round-up of The 12 Best Rugby Shirts Under $100.