4626 Size: XX-Large Features: -Support belt. -Provides immediate relief to the sacroiliac and lower back. -Compression promotes proper alignment of the SI joint. -Superior mechanical compression system. Product Type: -Back/Hip. Generic Dimensions: -8" H x 6" W x 4" D: 0.6 lb. Dimensions: Overall Height - Top to Bottom: -8 Inches. Overall Width - Side to Side: -6 Inches. Overall Depth - Front to Back: -4 Inches.