Rollin' on Nubs. Wow, you must work out. That means you need a solid bud that's not going to give you guff and fall out while you're pumping that iron. Simply Mac Nubs are built for the active music connoisseur that needs a little more than the standard ear bud to get through the workout. These babies fit like a glove, giving you maximum comfort combined with ample tuneage quality that's sure to pump you up. You're active, you're fit, and you know a good bud when you see one. That's why Simply Mac Nubs were built just for you. Now go work on that fitness.