Shop Know Wave t-shirts at itk online store. Product range includes 140 Know Wave t-shirts in different colors: grey, white, sand, black, pink, brown, beige, green, blue, navy, cream, purple, ecru, red, olive. Enjoy 100% authenticity and competitive prices from €33.06 to €78.51. Find more leading streetwear brands including: Patagonia, Jason Markk, by Parra, Unknown London, The Loose Company, Palace Skateboards, M+RC Noir, etc.