Be a funny nerd with this clever "Classically Trained" design, featuring a vintage slide rule illustration that brings a touch of nostalgia to modern STEM culture. Perfect for math enthusiasts and engineers who appreciate the classic tools of the 60s. Cool and nostalgic item for a math teacher, student or professor. This "Classically Trained" slide rule design combines humor and history to make any math geek lover smile with pride. The low tech retro mathematical calculator for engineering and science Lightweight, Classic fit, Double-needle sleeve and bottom hem