Select The Size To View The Return Policy For The Item.Effective And Healthy Back Straight Holder You May Often Feel The Pain In Your Neck Or Back Due To The Poor Sitting Posture And There Is Always Muscular Imbalance And An Overload Of Individual Muscle Groups, Which Lead To Further Tension. The Back Straight Holder Helps You To Avoid Neck Or Back Pain And To Correct Bad Posture Or A Hunchback Caused By Prolonged Incorrect Posture And Less Movement.Comfortable And Easy To Carry The Type Y Design Shoulder Strap Posture Correction Offers The Body Maximum Freedom And Can Also Maintain Tension. The Back Strap Is Made Of High Quality Material, 100% Safe To Use, Very Breathable And Lets The Skin Breathe, It Doesn'T Harm Your Body. In Addition To The Back Extensor, We Have Two Shoulder Pads That You Can Wear In Any Uncomfortable Place In Order To Offer You All-Round Comfort.Model Number: Gs256.Use Anytime, Anywhere Posture Correction Is Not Noticeable And Can Hide In Clothing. Wear Back Stabilizer To Work, Study Or Reading At Home Or In The Office And Car. Shoulder Strap Posture Correction Keeps The Back Straight And Promotes The Correct Alignment Of The Neck.Adjustable And 3 Sizes For Option Posture Correction Women Back It Has 3 Sizes - S: Chest 80Cm100Cm M: Chest 100Cm120Cm L: Chest 105Cm125Cm. It Is Recommended To Take A Break After 20 To 30 Minutes. After Getting Used To It For A While, You Can Gradually Increase The Time To 1 To 2 Hours, Use 2-3 Months.100% Service And Perfect Designanoopsyche Develops Excellent Back Support, Brand Quality And Safety Exclusively In Germany We Have Developed, Designed And Optimized Our Straight Holders According To The Opinions Of Hundreds Of People. Your 100% Satisfaction Is Our Top Priority.