cosy house year warranty heated throw blanket $36.99 soft fleecy material detachable controller with • overheat and short circuit protection king single bed electric blanket $29.99 function overheat and hot spot protection for safety non-woven polyester • non-woven polyester king bed electric blanket $59.99 function overheat and hot spot protection for • non-woven polyester king single size lower thin last year queen size king size year warranty year