This black T-shirt features a clean and bold graphic design. "SINE" is printed above a sine wave illustration, while "SQUARE" sits above a square wave illustration. The minimalist design is perfect for anyone interested in engineering, mathematics, or graphic design. The t-shirt appears to be made of comfortable cotton. It is ideal for casual wear, classroom environments, or as a conversation starter among science enthusiasts. A unique and stylish way to show your love for waveforms! Perfect gift for that special nerd in your life!