Cosy warmth just there where you need it neck hot water bottle with cover the hot water bottle will warm your neck and shoulder which will relax you and reduce pain material rubber polyester size 33 x 27 x 35 cm please note do not fill with boiling water and never place in the microwave caution fill the hot water bottle to 23 and expel the air close the stopper tightly hot water bottles can cause skin burning at temperatures of 41 c and higher avoid long period