This posture correction belt uses stretch material and features a back support structure to help you achieve beautiful posture. * Discreet, minimalist design * Lightweight at 110g, easy to carry * Stretch belt for ease of movement * Easy one-touch attachment * Excellent breathability for all seasons * Free size, unisex I used it only a few times as it didn't suit me. - Color: Black - Material: Stretch material - Design: Back support structure - Size: One size - Features: Posture correction Thank you for looking.