Burton Snowboards & Gear can be shipped only within the United States and Canada. Description of Burton Acid Test 3/4 Raglan - 06 Combed and ring-spun cotton give the Burton Acid Test a soft feel. Hit the skate park in this rad shirt and put yourself to the acid test, dropping in on the vert ramp. With fresh Burton logo across the front, this is sure to be one of your favorite casual shirts. Premium tees feature 100% cotton, combed and ring-spun for a noticeably softer feel.