Check the listing for details. Pro-Tec Athletics 3D Flat Ankle Support. Condition: New. Listed at 19.95 USD. Pro-Tec Athletics 3D Flat Ankle Support is recommended for minor to moderate ankle sprains. FEATURES * Designed with 3D Shaping, rather than standard flat stitching. 3D Flat stitching allows custom levels of compression throughout the brace, creating a more anatomically designed support. 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. * 3D Knee Support breaths and is suitable for warm weather. The knit design provides effective compression without restricting range of motion. It is designed to be worn while you are walking or running to alleviate pain while being active. * Multi-directional stretch allows full range of motion while maintaining high level of support. * 20-30 mmHg, medical grade compression. SIZING CHART Measurement based on shoe size. If between sizes, order one size down.