There are three 3mf files.

1. TreeSlotFull.3mf - Requires assembly, no supports, and allows for weights

   1. Slide the branches into the slots on the trunk; They are all the same. Some may be a bit tough to slot in.

   2. Add weights into the base to prevent tipping

   3. Clip the tree into the base

2. TreeFull.3mf - Requires minimal assembly, supports, and allows for weights

   1. Add weights into the base to prevent tipping

   2. Clip the tree into the base

3. Full.3mf - Requires no assembly, requires supports, and does not allow for weights

I printed mine in a gray PLA, any dimensionally accurate and stiff filament should work well.