Posture aid: Get an upper back posture corrector, for under or over clothes! Work: Ideal for sitting at your desk, or any occasion where you need extra support. Designed to: Effectively stretch out your shoulders and back. Colours: Choose from black or grey colours. Adjustable: With adjustable straps so you can fit it comfortably. One size: Fits busts from 70-110cm. Upper Back Posture Corrector | Black | Living Social