This set of free hand-drawn user interface (UI) elements contains few dozens of hand-drawn vector icons such as login form, pagination, sliders and so on. All the items originally was hand-crafted and then vectorized so elements can be edited without any loss of quality. Kit comes in .AI, .EPS and .PSD formats. It best suitable for be projects based on hand-drawn style as well as for wire-framing and illustration.
Jolly is created by Handdrawngoods. For this UI kit they have used a free GoodDog font that can be downloaded for free here: http://www.fontsquirrel.com/fonts/GoodDog. You can also use free Google fonts like Just Me Again Down Here, Coming Soon or Covered by Your Grace.