Athletic Propulsion Labs’ Merino-Wool Sneaker is Its Most Sustainable Yet

There’s nothing sheepish about this latest footwear trend. Like Allbirds and India’s Neeman’s before it, Athletic Propulsion Labs (APL) is adding wool to its sneaker lineup. The APL TechLoom Breeze Merino Wool, which boasts 80 percent Australian merino wool, is the California brand’s most sustainable and lightest running shoe to date. It’s also the first…