Breathable mesh material supports lower back pain. Adjustable with Velcro. I bought too many and don't know the details. I don't think I've used it much. This is a used item from a personal collection. There may be overlooked stains or scratches. Please consider this if you understand. Please refrain from purchasing if you are concerned. Thank you for finding this! I hope we can connect! - Color: Black - Design: Mesh material - Purpose: Lower back pain support - Size: L