Enjoy this Guitar Cake Pan by Wilton. Whether your musical choice is classical or pure rock and roll, a guitar cake pan sets the tone for fun at your next party! Celebrate school band concerts, birthday parties for children, and adult birthdays. One mix pan is 16 1/2 x 8 1/2 x 2 in. Aluminum. See rock and roll party supplies and this guitar cake pan below. Browse all cake decorating supplies.