33 inch Fiber Optic Tree with spinning color wheel. Intended for indoor use only. Compactly packaged, will need to be fluffed! Simply start at the top and work in a spiral motion down the tree. For best results, you'll want to start from the inside and work out, making sure to touch every branch, positioning them up and down in a variety of ways, checking for any open spaces as you go. As you work your way down, the spiral motion will ensure that you won't have any gaps. And by touching every branch you'll create the desired full, natural look