The puffer jacket was invented in the 1930s for mountaineering.
✓ TRUE FACT
Early quilted/down insulation designs emerged in the 1930s, aiming to trap warm air in “baffles.” Modern puffers can range from lightweight 100–300g fill jackets to expedition-grade layers built for sub-zero conditions.
🤯 "The puffer jacket was invented in the 1930s for mountaineering. Designed for Everest, worn mostly in Starbucks lines."