@William191 This is what I have used for years and am very satisfied, $1.50 at the Dollar Store.
I change them out every 6 months. Cheap and work great. 
P.S. Made in U.S.A.
13 Likes
@William191 This is what I have used for years and am very satisfied, $1.50 at the Dollar Store.
I change them out every 6 months. Cheap and work great.
P.S. Made in U.S.A.