Magnet Works Winter Frolic Letter W Monogram Mailwrap MailWraps magnetic mailbox cover Attaches to metal mailbox with magnetic strips. Adapter kit for non-metal mailboxes sold separately. Fits standard size mailboxes 6"x19" Meets US Postal Requirements Fade and mildew resistant, made in the USA Kindly note the authentic MailWraps magnetic mailbox covers are shipped only from within the USA and arrive in 4-8 days