The Neo G Light Clavicle/Posture Support has been designed to assist with the correction of poor posture and rounded/slumped shoulders. Providing stabilization to the clavicle area, the device is placed around the shoulders and secured with the fasteners for a comfortable and supportive fit. It helps correct postural alignment of the dorsal spine by encouraging the shoulders to pull back. The support is breathable, adjustable for a custom fit as well as being slimline, which means it can be worn under everyday clothes. PRODUCT DETAILS: Breathable, lightweight, soft fabric for a comfort fit Helps rounded and/or slumped shoulders Helps improve posture Adjustable straps for adaptable sizing and fit SIZING GUIDE: To size, measure waist circumference (cm) SMALL: 21.7 – 27.6 IN / 55 – 70 CMMEDIUM: 27.6 – 35.4 IN / 70 – 90 CMLARGE: 35.4 – 45.3 IN / 90 – 115 CM MATERIALS: Polyamide, Elastane, Polyester, Polyurethane, Cotton WASH AND CARE: Hand Wash Cold Only and Dry Flat. Do not use Fabric Softener, Do Not Tumble Dry, Do Not Bleach, Do Not Iron. Store in a cool, dry place.