The 3D Flat Ankle Brace is recommended for minor to moderate ankle sprains. Made of flat seam technology. This allows for custom stitching to achieve the 3D shape of the fabric for an optimal fit. 3D adjustment to the ankle area to provide compression and support. Breathable, multi-way stretch that allows a full range of motion while maintaining a high level of support. The 3D Flat Ankle Support is recommended for minor to moderate ankle sprains. Made from Flat Stitching Technology. This allows customized stitching to achieve 3D shaping of the fabric for a optimum fit. 3D Fit contours to ankle area to provide compression and support. Breathable, multi-directional stretch allows full range of motion while maintaining high level of support. 20-30 mmHg, medical grade compression.