Top features:- Create fun 3D models freehand- Play Trace app lets you stencil your own designs or templates- Environmentally friendly plastic filamentCreate fun 3D modelsThe Polaroid Play 3D Pen lets you create your own freehand 3D designs - the possibilities are endless. Work your way with automatic or manual extraction, and four speed settings for increased precision.Play Trace appPolaroid's Play Trace app lets your stencil your own photographs, text, or designs straight from your screen with the included screen protector.Alternatively, you can trace existing or important templates and assemble the parts together to create a 3D model.Environmentally friendlyThe 3D Pen uses environmentally friendly plastic filament material which is made from corn starch and is bio-compostable.