IMAK® RSI SmartGlove with Thumb Support Glove, Medium, Black, 1 Each Ostomy Pouches Lightweight weighs only 33 Undercast Padding Lightweight weighs only 33 lbs 5 * Measure across the upper chest * Be sure to measure above the bust area * Solid black band with decorative gray stitching and black buckle * Whether you are at the office gym golf course home school or in travel you may be compromising your form and not even know it * Relieves the problems we are wreaking to our bodies and future health due to slouching hunching and stress * Start retraining reminding and realigning your body with the help of Str8 n Up * Str8 n Up is designed based on muscle memory * Wear for only 30 minutes a day and start conditioning yourself to be more aware of improper form so that you can correct your posture and keep it in check * Str8 n Up helps you to know and feel what proper form should be * WHEN TO USE STR8 N UP: * Up to 30 minutes during your lunch or coffee breaks at the office or workplace * Up to 30 minutes prior or after any physical activity (yoga exercising pilates walking running etc Ensures ergonomically correct wrist position Medium fits up to 3¾ inch hand circumference