This is the solution Ball of the foot pain (metatarsalgia).

German Orthotic engineers have placed a unique tear drop shaped metatarsal support in an ultra thin and lightweight design. This support cushions the impact and transfers the weight off the metatarsal heads. The genuine leather top cover provides natural comfort, and a self adhesive tab holds the product in place. This support is effective in all footwear and even fits in high heel shoes. Women's size only: 5-6, 7-8, 9-10