Moldable and reusable material positionable in footwear and a tool for inserting, shaping, and removing the same

Kits, systems, methods, materials, and tools for improving footwear wearability are provided. In one aspect, a kit includes a deformable material adapted to be positioned into footwear, and a tool including a first end and a second end. The first end of the tool is adapted to engage the deformable material, move the material to a desired position in the footwear, and shape the material. The second end of the tool is adapted to engage the material and remove the material from the footwear. In another aspect, a method of improving wearabilty of footwear includes positioning a deformable material into footwear, engaging the material with a first end of a tool, moving the material to a desired portion of the footwear with the tool, and deforming the material into a desired shape with the first end of the tool.