They are available in a wide variety of thicknesses, shapes, and colors, and provide a natural feel and warm, fat tone. From the Manufacturer D'Addario/Planet Waves offers three different pick shapes, each having their own advantages: D'Addario/Planet Waves Guitar Picks Guitar picks may seem like a simple tool but with varying materials, shapes and colors to choose from, D'Addario/Planet Waves has made it easier than ever to help you find the right pick for your playing style. The following guide will help you differentiate between varying shapes, materials and tonal characteristics.