Brand Name: Hailicare Power Source: Battery powered High-concerned chemical: none Origin: Mainland China Is Batteries Included: Yes Effect: Bone Care Number of Pieces: One Unit Material: Composite Material Application: Shoulder Item Type: Braces & Supports Type:: Shoulder Wrap Features:: Heating Shoulder Style:: Heating Shoulde Brace Support:: Dropshipping,Wholesale Effect:: Shoulder Heating Pad Arm circumference can be used: 28Cm-38Cm Item: Heating Vibration Massage Shoulder Brace