Vintage 70s/80s “Passive Solar Activist” Raglan Baseball Tee Medium

Vintage 70s/80s “Passive Solar Activist” graphic baseball raglan shirt from Colorado Technical College Solar Engineering, Colorado Springs, CO. Iconic retro style with yellow sleeves and a white body — a true collector’s piece for solar enthusiasts and vintage tee lovers. 📏 Measurements (approx., in inches): 16” pit-to-pit x 27” length 📐 Size: [Add size if known — Medium assumed based on measurements] 🧵 Material: 50% Cotton / 50% Polyester Condition: Good used condition with no noticeable issues. Clean vintage piece with bright, intact graphics. ✔️ Style: Baseball Raglan Tee ✔️ Color: Yellow Sleeves / White Body ✔️ Era: 70s/80s ✔️ Origin: Colorado Technical College, Colorado Springs, CO Perfect for vintage collectors, retro streetwear fans, or anyone looking for a unique statement tee.