Master & Dynamic MH40 Wireless Over-Ear Headphones Office Accessories We proudly donate 1% of

We proudly donate 1% of sales to environmental non-profits through our 1% for the Planet membership and are committing to making all of our sunglasses frames entirely from recycled plastic by 2020

With a quick twist

so it’s great for workouts in cooler temps

Built for YOUR brand

That’s 11

Master & Dynamic MH40 Wireless Over-Ear Headphones Office Accessories We proudly donate 1% ofThe MH40 Wireless Over Ear Headphones are the latest evolution of our very first headphones. Featuring our first custom titanium drivers and up to 30 hours of playtime, the newest generation of MH40 stays true to our signature headphones' timeless design with an aluminum body, lambskin leather details, and lightweight and durable coated canvas. Features Crafted from Premium Materials: Lightweight anodized aluminum coated canvas and leather Exceptional