This massager and pen combo has your back when you need to relieve stress! Use one end to target pressure points and the other to stimulate the nerves in your scalp. Includes a handy refillable pen, making it the perfect addition to your home or office! D1 parker refill.aluminum, stainless steel, beechwoodcolor box6dia. 3.75 x 10.25 2.25 x 10.5 X 2.25