The black neoprene and nylon support can gently compress the area, easing inflammation and swelling, while the fabric's insulating properties adds soothing warmth.
Embedded in the fabric are a group of 18 magnets totalling 800 gauss, which is a popular way of helping to combat discomfort.
The strap is fully adjustable with a generous touch fastener and designed for both men and women for use on either shoulder.
Chest measures up to 110cm (43in).
Not suitable for people with pacemakers.