Wheatware Wedged-Medium Guitar Picks, 50 Pack.75mm Wedged-Medium (.75mm) used for medium strumming and light lead World's first biodegradable, award-winning, wheat guitar pick! Crop-based, reduces oil dependence, made in the USA! Easy to grip, non-slip raised lettering. When done, throw in the garden, they biodegrade and disappear. They provide a great tone with a natural feel...not just a pick...inspiration!