Ball Bearings

Crafting - Novice [none] - Novice
Time: PT2H
Value: 1 gp

Tools: smith's tools, a forge
Ability Check: DC 5 Dexterity check
Properties: none
Description: As an action, you can spill these tiny metal balls from their pouch to cover a level, square area that is 10 feet on a side. A creature moving across the covered area must succeed on a DC 10 Dexterity saving throw or fall prone. A creature moving through the area at half speed doesn't need to make the save.