BACK SUPPORT POSTURE CORRECTOR – The posture corrector with back support is made of comfortable and premium material, providing full support and correction to your neck, your shoulders, and your back – no more slouching!
UNIQUE DUAL GFRP BARS FOR MEN AND WOMEN – Glass Fiber Reinforced Plastic is well known for its high strength and light weight. While at the same strength, GFRP only weighs about 1/7 of the weight of steel. The dual FGRP bars built in the upright trainer will greatly strengthen your back without adding weight
BACK STRAIGHTENER TO RELIEVE MUSCLE FATIGUE – The double Y cross-strap brings relieve to your lumbar muscle and helps to stabilize your lower lumbar spine, making it the great back support brace for women and men posture