Wotefusi Elastic Breathable Sports Double Shoulder Back Wrap Support Brace Pain Relief Soft and breathable Neoprene is close-fitting, comfortable warm, and promote blood circulation,can help to injury rehabilitation. To help relieve pain and provide solid support and gentle pressure, plays a certain role in the movement Free size,suitable for shoulder 40-50 cm Shoulder pain, joint weakness, mild bruising/sprain, joint dislocation/unstable. Avoid mixed with other clothes washing, in case of dyeing