Magnet closure of device provides comfortable wearing ease. Surface is breathable and fluffy soft. Separately adjustable by press stud, for shoulder and neck it is form-fitted. There are 3 temperature settings and switching positions are illuminated. Control unit is removeble and after approximate 90 minutes switch-off is automatic. Machine-washable at 30deg;C, temperature controlled electronically. Size is 56x52cm, 100watt needed.