Hey vintage lovers! 📚✨ Remember the sweet smell of pencil shavings and the joy of old-school math tools? Meet the Butterfly Brand Semicircular Protractor – your ticket to reliving those golden 80s classroom vibes! 🦋📐 This isn’t just a tool; it’s a piece of history that bridges generations.

🕰️ **Throwback Essential**: The Butterfly Brand protractor (20cm-25cm) was a staple in every student’s pencil case back in the day. Its sleek semicircular design isn’t just retro-chic—it’s super functional! Every刻度 (that’s "graduation" for you non-Chinese speakers 😉) is laser-sharp, and the edges are smoothed for safe handling. Perfect for math class or DIY projects at home! ✂️🎨

🔍 **Built to Last**: Made from high-quality, warp-resistant plastic, this protractor stays flawless even after years of use. The classic cream/yellow hue screams nostalgia, while the precision center hole ensures accurate measurements. Talk about craftsmanship! 👏

🌟 **Beyond Math**: Surprise! This protractor isn’t just for angles. Use it for: - ✏️ **Art**: Sketch perfect geometric designs or mandalas. - 🧵 **Crafts**: Plan quilting patterns or scrapbook layouts. - 🏠 **Home Décor**: Create vintage-inspired wall art. So versatile! 💫

💖 **Why You’ll Love It**: Whether you’re a Gen-Xer craving childhood memories, a teacher spicing up lessons, or a parent passing down retro-cool tools, this protractor is a must-have. At just $1.50 (¥10), it’s a steal! Tap the link to grab yours now. 🛒 #NostalgiaAlert #BackToThe80s