Fit Guide Standard fit. True to your usual size. Size up if you want a looser fit. Details 100% cotton Machine wash cold. Tumble dry low. Hang dry when possible to maximize garment's longevity. Imported. Inspired by the ʻiwa bird—Hawai'i's legendary frigatebird known for its strength and effortless glide—this tee embodies the spirit of boundless exploration. The Iwa Nui Loa T-Shirt is a heavy weight tee ideal for everyday wear.