The Sand Drizzle back posture corrector for men is designed to be undetectable under your favorite white shirt. Prevents tech neck and slouching by stabilizing the shoulders without restricting your mobility. This orthopedic posture brace makes standing tall easy and effortless. Proudly made in the USA. Lightweight and breathable Soft and flexible for moving comfort Easily adjustable for a custom fit Size Guide Men's Size Guide Easily adjustable for a customized fit and available in 2 sizes (M/L, and XL). Measure below your pecs and refer to our size chart. Shirt Size Chest* M/L Small - Medium 32" - 37" XL Large - Extra Large 38" - 47" *measure below pecs Learn more about sizing here. Fabric & Care Elastic: Proprietary nylon blend. *contains latex Machine Wash Cold, Delicate Cycle, Do Not Bleach Secure ends together and wash in a mesh laundry bag Lay flat to dry, do not use a dryer Shipping & Returns FREE 3-day shipping on all orders within the US. Learn more about shipping & returns here.